Farm structure (ef)

National Reference Metadata in Single Integrated Metadata Structure (SIMS)

Compiling agency: French ministry of agriculture and food  (Ministère de l'Agriculture et de l'Alimentation): http://agriculture.gouv.fr/ Statistics and Prospective Department (Service de la Statistique et de la Prospective): http://agreste.agriculture.gouv.fr/


Eurostat metadata
Reference metadata
1. Contact
2. Metadata update
3. Statistical presentation
4. Unit of measure
5. Reference Period
6. Institutional Mandate
7. Confidentiality
8. Release policy
9. Frequency of dissemination
10. Accessibility and clarity
11. Quality management
12. Relevance
13. Accuracy
14. Timeliness and punctuality
15. Coherence and comparability
16. Cost and Burden
17. Data revision
18. Statistical processing
19. Comment
Related Metadata
Annexes (including footnotes)
 



For any question on data and metadata, please contact: Eurostat user support

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1. Contact Top
1.1. Contact organisation

French ministry of agriculture and food  (Ministère de l'Agriculture et de l'Alimentation):

http://agriculture.gouv.fr/

Statistics and Prospective Department (Service de la Statistique et de la Prospective):

http://agreste.agriculture.gouv.fr/

1.2. Contact organisation unit

Department of agricultural, forest and agrifood statistics (Sous-direction des statistiques agricoles, forestières et agroalimentaires: SDSAFA)

Unit of structural, environmental and forestry statistics (Bureau des Statistiques Structurelles, Environnementales et Forestières: BSSEF)

1.5. Contact mail address

MAA- SG

SSP-BSSEF
Complexe agricole d'Auzeville
BP 32688
31326 CASTANET TOLOSAN


2. Metadata update Top
2.1. Metadata last certified 28/03/2024
2.2. Metadata last posted 28/03/2024
2.3. Metadata last update 31/05/2024


3. Statistical presentation Top
3.1. Data description

The data describe the structure of agricultural holdings providing the general characteristics of farms and farmers and information on their land, livestock and labour force. They also describe production methods, rural development measures and agro-environmental aspects.

The data are used by public, researchers, farmers and policy-makers to better understand the state of the farming sector and the impact of agriculture on the environment. The data follow up the changes in the agricultural sector and provide a basis for decision-making in the Common Agricultural Policy (CAP) and other European Union policies.

The statistical unit is the agricultural holding (farm). The aggregated results are disseminated through statistical tables and maps. The data are presented at different geographical levels and over periods.
The data collections are organised in line with Regulation (EU) 2018/1091 and have a new structure, consisting of a core data set and several modules. The regulation covers the data collections in 2020 (the agricultural census), 2023 and 2026. The data are as comparable and coherent as possible with the other European countries.

3.2. Classification system

Data are arranged in tables using many classifications. Please find below information on most classifications.

The classifications of variables are available in Annex III of Regulation (EU) 2018/1091 and in Commission Implementing Regulation (EU) 2018/1874.

The farm typology means a uniform classification of the holdings based on their type of farming and their economic size. Both are determined on the basis of the standard gross margin (SGM) (until 2007) or standard output (SO) (from 2010 onward) which is calculated for each crop and animal. The farm type is determined by the relative contribution of the different productions to the total standard gross margin or the standard output of the holding.

The territorial classification uses the NUTS classification to break down the regional data. The regional data is available at NUTS level 2.

3.3. Coverage - sector

The statistics cover agricultural holdings undertaking agricultural activities as listed in item 3.5 below and meeting the minimum coverage requirements (thresholds) as listed in item 3.6 below.

3.4. Statistical concepts and definitions

The list of core variables is set in Annex III of Regulation (EU) 2018/1091.

The descriptions of the core variables as well as the lists and descriptions of the variables for the modules collected in 2020 are set in Commission Implementing Regulation (EU) 2018/1874.

The following groups of variables are collected in 2020:

  • for core: location of the holding, legal personality of the holding, manager, type of tenure of the utilised agricultural area, variables of land, organic farming, irrigation on cultivated outdoor area, variables of livestock, organic production methods applied to animal production;
  • for the module "Labour force and other gainful activities": farm management, family labour force, non-family labour force, other gainful activities directly and not directly related to the agricultural holding;
  • for the module "Rural development": support received by agricultural holdings through various rural development measures;
  • for the module "Animal housing and rural development module":  animal housing, nutrient use and manure on the farm, manure application techniques, facilities for manure.
3.5. Statistical unit

See sub-category below.

3.5.1. Definition of agricultural holding

The agricultural holding is a single unit, both technically and economically, that has a single management and that undertakes economic activities in agriculture in accordance with Regulation (EC) No 1893/2006 belonging to groups:

- A.01.1: Growing of non-perennial crops

- A.01.2: Growing of perennial crops

- A.01.3: Plant propagation

- A.01.4: Animal production

- A.01.5: Mixed farming or

- The “maintenance of agricultural land in good agricultural and environmental condition” of group A.01.6 within the economic territory of the Union, either as its primary or secondary activity.

Regarding activities of class A.01.49, only the activities “Raising and breeding of semi-domesticated or other live animals” (with the exception of raising of insects) and “Bee-keeping and production of honey and beeswax” are included.

3.6. Statistical population

See sub-categories below.

3.6.1. Population covered by the core data sent to Eurostat (main frame and if applicable frame extension)

The thresholds of agricultural holdings are available in the annex.



Annexes:
3.6.1. Thresholds of agricultural holdings
3.6.1.1. Raised thresholds compared to Regulation (EU) 2018/1091
No
3.6.1.2. Lowered and/or additional thresholds compared to Regulation (EU) 2018/1091
No
3.6.2. Population covered by the data sent to Eurostat for the modules “Labour force and other gainful activities”, “Rural development” and “Machinery and equipment”

The same population of agricultural holdings defined in item 3.6.1

The above answer holds for the modules ‘Labour force and other gainful activities’ and ‘Rural development’. The module ‘Machinery and equipment’ is not collected in 2020. It will be collected in 2023 Structure Survey.

3.6.3. Population covered by the data sent to Eurostat for the module “Animal housing and manure management”

The subset of the population of agricultural holdings defined in item 3.6.2 with at least one of the following: bovine animals, pigs, sheep, goats, poultry. It may happen that there are no animal present on the holding at the reference date (1st of November 2020) but there is a breeding activity at certain moments of the year. In such case, these holdings have been questioned about manure management.

3.7. Reference area

See sub-categories below.

3.7.1. Geographical area covered

The entire territory of the country.

3.7.2. Inclusion of special territories

Overseas territories are included:

  • French Guiana
  • Guadeloupe
  • Martinique
  • Réunion
  • Mayotte 
3.7.3. Criteria used to establish the geographical location of the holding
The main building for production
The most important parcel by physical size
3.7.4. Additional information reference area

For farms without buildings: the most important parcel by physical size, from IACS if the farm is included in IACS.

3.8. Coverage - Time

Farm structure statistics in our country cover the period from 1966 onwards. Older time series are described in the previous quality reports (national methodological reports).

  • National census: 1955-1970-1979-1988-2000-2010-2020
  • National Farm Structure surveys: 1963-1967-1975-1981-1983-1985-1990-1993-1995-19997-2003-2005-2007-2013-2016
3.9. Base period

The 2020 data are processed (by Eurostat) with 2017 standard output coefficients (calculated as a 5-year average of the period 2015-2019). For more information, you can consult the definition of the standard output.


4. Unit of measure Top

Two kinds of units are generally used:

  • the units of measurement for the variables (area in hectares, livestock in (1000) heads or LSU (livestock units), labour force in persons or AWU (annual working units), standard output in Euro, places for animal housing etc.) and
  • the number of agricultural holdings having these characteristics.


5. Reference Period Top

See sub-categories below.

5.1. Reference period for land variables

The use of land refers to the reference year 2020 : 

  • IACS 2020 is used for IFS 2020, which registers the present crop the 15 of May 2020
  • For farms not in IACS, we register the harvested crop in 2020, refering to crop year from 1/11/2019 to 31/10/2020
  • In the case of successive crops from the same piece of land, the land use refers to a crop that is harvested during 2020
5.2. Reference period for variables on irrigation and soil management practices

Reference crop year from 01/11/2019 to 31/10/2020

5.3. Reference day for variables on livestock and animal housing

The reference day is 01/11/2020 for livestock.

For animal housing, we refer to 2020 year, not to a day, in order to avoid specific situations.

5.4. Reference period for variables on manure management

From 01/11/2019 to 31/10/2020

5.5. Reference period for variables on labour force

From 01/11/2019 to 31/10/2020.

5.6. Reference period for variables on rural development measures

The three-year period ending on 31 December 2020.

5.7. Reference day for all other variables

01/11/2020


6. Institutional Mandate Top
6.1. Institutional Mandate - legal acts and other agreements

See sub-categories below.

6.1.1. National legal acts and other agreements
Legal act
Other formal agreement
6.1.2. Name of national legal acts and other agreements
  • Decree (05/06/2020) about 2020 agricultural census  : Order of June 4, 2020, supplementing the order of October 24, 2019, approving the national and regional statistical survey program for 2020 (business and farm surveys) among businesses and farms.
  • Approval of the National council of statistical information, for 2020 agricultural census, as a mandatory survey of general interest.
6.1.3. Link to national legal acts and other agreements
6.1.4. Year of entry into force of national legal acts and other agreements

2020

6.1.5. Legal obligations for respondents
Yes
6.2. Institutional Mandate - data sharing
  • There is a general agreement with FR national payment agency (ASP) for IACS data access.
  • There is a general agreement for bovine register data access.
  • There is a specific agreement in 2021 with the national research agricultural institute (INRAE-ODR) for rural developpement module data processing.


7. Confidentiality Top
7.1. Confidentiality - policy
  • In accordance with the Statistical Confidentiality Act (No 51-711 of 7 June 1951), the data collected are professional, and the interviewers and statisticians are bound by professional secrecy. 
  • Personal data are protected by the French data protection Act (No 78-17 of 6 January 1978) and Regulation on data protection (No 2016/679 if 27 April 2016).
7.2. Confidentiality - data treatment

See sub-categories below.

7.2.1. Aggregated data

See sub-categories below.

7.2.1.1. Rules used to identify confidential cells
Threshold rule (The number of contributors is less than a pre-specified threshold)
Dominance rule (The n largest contributions make up for more than k% of the cell total)
Secondary confidentiality rules
7.2.1.2. Methods to protect data in confidential cells
Cell suppression (Completely suppress the value of some cells)
7.2.1.3. Description of rules and methods

The data circulates after encryption.
In the tables, data concerning fewer than three units and data where one unit represents more than 85% of the information are replaced by "s". 

7.2.2. Microdata

See sub-categories below.

7.2.2.1. Use of EU methodology for microdata dissemination
No
7.2.2.2. Methods of perturbation
Reduction of information
7.2.2.3. Description of methodology

  • Researchers or institutes can ask for this access. If the request is approved, the data may be accessed only via a safe access center ("CASD") and the resulting tables are checked for the application of statistical confidentiality.
  • There is an on-going project to produce an anonymated file for researchers ("FPR" for production and research file).


8. Release policy Top
8.1. Release calendar

There is no online release calendar for IFS 2020 as it is a decennial operation. However, information have been given to users and respondents (see 8.3) for IFS2020.

8.2. Release calendar access

Not applicable

8.3. Release policy - user access

There is a newsletter of the Statistical and Foresight Department of the French ministry of agriculture and food.

https://agreste.agriculture.gouv.fr/agreste-web/servicon/S.2/listeTypeServicon/

For IFS 2020

  • calendar was presented to data users before data collection and after data collection.
  • there was a press release on december 2021, for provisionnal results, and the date of availability of final results (April 2022) :

        https://agriculture.gouv.fr/dossier-de-presse-recensement-agricole-2020-premiers-resultats-provisoires

  • respondents received a thank you letter on december 2021 with the first provisional results.
8.3.1. Use of quality rating system
Yes, another quality rating system
8.3.1.1. Description of the quality rating system

We calculate the sampling errors indicators (see 13.2.1. Sampling error – indicators) and publish if the RSE is considered low.


9. Frequency of dissemination Top

Data dissemination for farm structure survey is done after each survey :

  • FSS 2013: data dissemination in 2014;
  • FSS 2016: data dissemination in 2018;
  • IFS 2020: first data dissemination in december 2021 (first results) and other dissemination are planed in 2022.


10. Accessibility and clarity Top
10.1. Dissemination format - News release

See sub-categories below.

10.1.1. Publication of news releases
Yes
10.1.2. Link to news releases
10.2. Dissemination format - Publications

See sub-categories below.

10.2.1. Production of paper publications
Yes, but not in English
10.2.2. Production of on-line publications
Yes, but not in English
10.2.3. Title, publisher, year and link

 Online publications, published by the Statistical and Foresight Department of the French ministry of agriculture and food:

Other publications are planed in 2022.



Annexes:
National first results, IFS 2020
10.3. Dissemination format - online database

See sub-categories below.

10.3.1. Data tables - consultations

In march 2022:

  • Viz'Agreste : IFS 2020 data visualisation website, available since december 2021 : https://vizagreste.agriculture.gouv.fr/ : 25 000 views.
  • National first results publications, december 2021 : https://agreste.agriculture.gouv.fr/agreste-web/disaron/Pri2105/detail/ : 15 000 downloads, 27 384 views
  • Online database :  available since december 2021 for IFS 2020 results : https://agreste.agriculture.gouv.fr/agreste-web/disaron/RA2020_001/detail/ : 8 705 views
  • Online maps, available since december 2021 : https://stats.agriculture.gouv.fr/cartostat/#c=home : 4 329 views
  • National Infographics,  december 2021 : https://agreste.agriculture.gouv.fr/agreste-web/pages/infographies/ : 2 911 views
  • National video, december 2021 : https://agreste.agriculture.gouv.fr/agreste-web/pages/videos/ : 638 views
10.3.2. Accessibility of online database
Yes
10.3.3. Link to online database

https://agreste.agriculture.gouv.fr/agreste-web/disaron/RA2020_001/detail/

The first table is available with provisional results (december 2021):

  • number of farms,
  • UAA
  • AWU
  • by type of farming, economical size, NUTS 1, NUTS2, NUTS 3 and municipalities.

Other tables are planed with final results in 2022.

10.4. Dissemination format - microdata access

See sub-category below.

10.4.1. Accessibility of microdata
Yes
10.5. Dissemination format - other

Regional statistical services have their own websites with IFS 2020 results.

Example:

https://draaf.auvergne-rhone-alpes.agriculture.gouv.fr/IMG/html/fts_ra2020_auvergne_rhone_alpes_cle4a1a45-1.html

10.5.1. Metadata - consultations

Not requested.

10.6. Documentation on methodology

See sub-categories below.

10.6.1. Metadata completeness - rate

Not requested.

10.6.2. Availability of national reference metadata
Yes
10.6.3. Title, publisher, year and link to national reference metadata

Recensement agricole 2020, published by the Statistical and Foresight Department of the French ministry of agriculture and food: 

https://agreste.agriculture.gouv.fr/agreste-web/methodon/S-RA%202020/methodon/

10.6.4. Availability of national handbook on methodology
Yes
10.6.5. Title, publisher, year and link to handbook

IFS 2020 national handbook is not online, but it is available for researchers having an access to microdata.



Annexes:
National IFS2020 Handbook
10.6.6. Availability of national methodological papers
Yes
10.6.7. Title, publisher, year and link to methodological papers
10.7. Quality management - documentation

Not available.


11. Quality management Top
11.1. Quality assurance

See sub-categories below.

11.1.1. Quality management system
Yes
11.1.2. Quality assurance and assessment procedures
Designated quality manager, quality unit and/or senior level committee
11.1.3. Description of the quality management system and procedures

There is a quality committee of the Statistical and Foresight Department of the French ministry of agriculture and food.

11.1.4. Improvements in quality procedures

Improvements are in reflexion within our quality committee.

11.2. Quality management - assessment

A report was published in August 2020 about quality of statistical data published by the Statistical and Foresight Department of the French ministry of agriculture and food  "Qualité des données statistiques produites par le SSP"

https://agriculture.gouv.fr/audit-qualistats


12. Relevance Top
12.1. Relevance - User Needs

An user needs consultation was conducted with structure surveys data users in 2019, including:

  • researchers of French National Institute for Agriculture, Food and Environment.
  • national agencies working agricultural field (FranceAgriMer, Agence Bio, INAO, ASP, INSEE),
  • professional organisations (agricultural unions : FNSEA, Confédération paysanne, Coordination Rurale, Modef),
  • technical agricultural institutes (Arvalis, IDELE, IFIP ...)

After a written consultation (e-mail), a final meeting was organised on may 2019. The main groups of variables needed are : 1) General characteristics of farms 2) Variables on livestock 3) Variables on land 4) Labour force.



Annexes:
List of guests - Final meeting, users consultation
12.1.1. Main groups of variables collected only for national purposes

Questions were added for national purposes :

  • Specific questions for overseas departments,
  • General variables :
    • administrative identification numbers,
    • links to other firms,
    • quality and environmental certification schemes,
    • marketing via low food-mile systems, marketing channels,
    • tax system,
    • commitment in working groups,
    • risk management,
    • precision farming,
    • future of the farm for older farmers (>60 years old)
  • Variables on land :
    • detailed categories, mainly for fruits, vegetables, flowers, ornamental plants and nurseries areas,
    • production for flowers, ornamental plants and nurseries
    • agroforestry area,
    • irrigation methods and irrigated areas,
    • tillage methods, intermediate crops,
    • storage capacity for grains, apple and pears,
  • Variable on livestock :
    • detailed categories for livestock,
    • detailed categories for animal housing,
    • poultry production,
    • animal feeding autonomy,
  • Other gainful activities :
    • data collection for all kind of holdings,
    • detailed categories mainly for processing of farm products,
    • OGA realised in other firs, legally separated from the farm.
  • Labour force :
    • detailed information on family farming indicators,
    • detailed information on family workers, for all kind of holdings (non only sole holder holdings)
    • detailed information on contractual work
    • working condition indicators
12.1.2. Unmet user needs

User needs have not been included in our census survey for:

  • not structural data (circumstantial informations),
  • data covered by other national surveys (FADN, SAIO...),
  • data available in administrative sources,
  • data too complicated to collect
12.1.3. Plans for satisfying unmet user needs

For each survey, there is a committee to share user needs and design the questionnaires. And there is a general committee agricultural statistics users to discuss about new data needs.

12.2. Relevance - User Satisfaction

Not for IFS 2020

12.2.1. User satisfaction survey
Yes
12.2.2. Year of user satisfaction survey

A satisfaction survey was conducted for agricultural statistics website (Agreste), in 2021 (April-June).

12.2.3. Satisfaction level
Satisfied
12.3. Completeness

Information on low- and zero prevalence variables is available on Eurostat's website.

12.3.1. Data completeness - rate

Not applicable for Integrated Farm Statistics as the not collected variables, not-significant variables and not-existent variables are completed with 0.


13. Accuracy Top
13.1. Accuracy - overall

See categories below.

13.2. Sampling error

See sub-categories below.

13.2.1. Sampling error - indicators

Please find the relative standard errors for the main variables in the annex.



Annexes:
13.2.1 Relative Standard Errors
13.2.2. Reasons for non-compliant precision requirements in relation to Regulation (EU) 2018/1091

Cases for which estimated RSE are above the thresholds of applicable RSE:

Concerned variables include heterogeneous categories, and farms in concerned regions can be very scattered.

Moreover, it is possible that we do not well know real values for these variables of these farms in our farm register (BALSA).

13.2.3. Methodology used to calculate relative standard errors

The estimation of RSEs, expressed as a percentage, is equivalent to the coefficient of variation. It is estimated by the formulae:

 

The stratification accounts for the calculation of the double inclusion probabilities that will be used for the calculation of the variance.

 A calibration on margins is carried out. We proceed as follows:

 

  • In each calibration post-stratum, the variable Y is regressed on the variables used for the margin calibration, with weighting as the weight before calibration, after with the residuals  ei of the regression are retrieved ;
  • the variable gi is created : where wi is the weight at the output of the calibration on margins;
  • this variable is used as input for classical variance calculation formulae, instead of Y (i.e. replace yi with gi).

To estimate the double inclusion probabilities of units, the following formulae is used:

 

 The variance is then calculated as follows:

 Tool: R function ("CALVA") developed within our agricultural statistical service

13.2.4. Impact of sampling error on data quality
Low
13.3. Non-sampling error

See sub-categories below.

13.3.1. Coverage error

See sub-categories below.

13.3.1.1. Over-coverage - rate

The over-coverage rate is available in the annex. The over-coverage rate is unweighted.
The over-coverage rate is calculated as the share of ineligible holdings to the holdings designated for the core data collection. The ineligible holdings include those holdings with unknown eligibility status that are not imputed nor re-weighted for (therefore considered ineligible).
The over-coverage rate is calculated over the holdings in the main frame and if applicable frame extension, for which core data are sent to Eurostat.



Annexes:
13.3.1.1 Over-coverage rate and Unit non-response rate
13.3.1.1.1. Types of holdings included in the frame but not belonging to the population of the core (main frame and if applicable frame extension)
Below thresholds during the reference period
Temporarily out of production during the reference period
Ceased activities
Merged to another unit
Duplicate units
Other
13.3.1.1.2. Actions to minimize the over-coverage error
Maintain of ineligible units in the records with assignment of 0 weights
13.3.1.1.3. Additional information over-coverage error

Over-coverage occurs when units are included erroneously. To minimise the over-coverage error, the department has been using a sampling frame of farms, which is updated with results of thematic surveys and administrative data.

To reduce quality risks in terms of coverage (and before beginning the census), quality operations were realized for the sampling universe for some uncertain units (undetermined between ceased or active, belonging or not to the agricultural sector): regional operators of the ministry were asked to check and, if necessary, correct the information in the sampling frame.

13.3.1.2. Common units - proportion

Not requested.

13.3.1.3. Under-coverage error

See sub-categories below.

13.3.1.3.1. Under-coverage rate

To indicate the degree of under-coverage, a numeric rate is not available.

However, it was possible to respond for units not present in the sampling frame. The number of added survey was low : 1 247 units, mainly in the overseas departments: 1 213 units.

These 1 247 holdings, belongging to the relevant population of the core but not included in the frame, are:

  • very small farms : 1 011 units,
  • small farms : 201 units,
  • medium farms : 25 units,
  • big farms : 10 units

These farms are mainly (1133/1247) farms with both crops and livestock production (545 units), cereals (377 units) and fruits (209 units).

13.3.1.3.2. Types of holdings belonging to the population of the core but not included in the frame (main frame and if applicable frame extension)
Other
13.3.1.3.3. Actions to minimise the under-coverage error

The frame used for the census was built with the maximum of available administrative data sources :

  • Sirene (French business register): all active units with an agricultural activity code in the economic nomenclature,
  • Common Agricultural Policy subsidies dataset: information on land and livestock (bovine, goat and sheep heads in subsidised farming) integrated,
  • CVI (customs administration vineyard) dataset,
  • BDNI (bovine identification national database) and other animal species databases: integration of information on bovine cattle sizes, goat and sheep cattle sizes, coupled with information on cattle moves, porcine cattle sizes, coupled with cattle moves
  • Mutuelle Sociale Agricole (mandatory social security system for paid and independent agricultural workers): integration of annual information on contributors and paid workers;
  • Fiscal information (benefits and micro-benefits): integration of the dataset,
  • Other datasets for poorly covered activities with above administrative formalities, such as market gardening, horticulture, organic farming, horse farming and beekeeping.

The agricultural census is a mandatory survey.

The data collection protocol was made to minimise unit non-response rate.

13.3.1.3.4. Additional information under-coverage error

Because of the registration in the business register of all units having an economical activity, the obligation to fill in the census survey and the possibility of fines, the under-coverage is estimated to be very low. Furthermore, there are regular checks on completeness of the frame: the annual coverage rate of the frame by activity was verified.

13.3.1.4. Misclassification error
Yes
13.3.1.4.1. Actions to minimise the misclassification error

Misclassification errors cannot totally be ruled out but are estimated to be minimal.

Initially holdings are selected from the administrative farm register (BALSA) which is constantly updated with both results of thematic surveys and administrative data. Theses information can be incomplete.

Some holdings are affected by classification to inadequate strata in the sampling design. However, the region of units is well-known. For type of farms and standard outputs, knowing exactly the “true” value is complicated. It is particularly due to the fact of using classes (for example very small, small, medium and big for standard outputs).

For standard outputs, the rate of misclassified units is estimated at about 10 % and lower for classes without continuities (for example “big farms” in the frame and in reality “very small or small“). Concerning type of farms, the rate of misclassified units is also estimated at about 10 % (if we consider that Cereals, oil seed and other field crops are to be in the same stratum).

13.3.1.5. Contact error
Yes
13.3.1.5.1. Actions to minimise the contact error

Contact information is constantly updated.

Information comes from administrative data or direct information from respondents in thematic surveys.

For units with no phone numbers and email addresses, sampling frame was updated with externals data, subcontracting with companies specialized on businesses contact details. 

13.3.1.6. Impact of coverage error on data quality
Low
13.3.2. Measurement error

See sub-categories below.

13.3.2.1. List of variables mostly affected by measurement errors

To prevent measurement errors, we pre-tested our questionnaire before data collection, we pre-filled it with IACS data,and surveyors had a complete on line training before data collection.

They also had an handbook during data collection, and definitions were included in the on-line or electronic survey for face to face interviews.

Moreover, we had cheks during and after data collection.

However, we can highlight some difficulties for some variables :

  • Seeds and seedlings (E0000T) as there is a lot of included / not included items ;
  • Fresh vegetables, melons, strawberries - OPEN FIELD or MARKET GARDENING : V0000_S0000TK / V0000_S0000TO, we made checks and corrections after data collection.
  • Other farmland (FA_OTH):  errors of units by respondents, we made checks and corrections after data collection.
  • Farm safety plan (FARM_SPLAN) : often unknown by respondents.
  • Manure storage capacities (STCAP_), in month, (ST_), in %  : difficult to understand for respondants, but we made efforts to choose pertinent units in our questionnaire.
13.3.2.2. Causes of measurement errors
Complexity of variables
Respondents’ inability to provide accurate answers
13.3.2.3. Actions to minimise the measurement error
Pre-testing questionnaire
Pre-filled questions
Explanatory notes or handbooks for enumerators or respondents
Training of enumerators
13.3.2.4. Impact of measurement error on data quality
Low
13.3.2.5. Additional information measurement error

IACS used to prefill questionnaire for variables of land.

13.3.3. Non response error

See sub-categories below.

13.3.3.1. Unit non-response - rate

The unit non-response rate is in the annex of item 13.3.1.1. The unit non-response rate is unweighted.
The unit non-response rate is calculated as the share of eligible non-respondent holdings to the eligible holdings. The eligible holdings include those holdings with unknown eligibility status which are imputed or re-weighted for (therefore considered eligible).
The unit non-response rate is calculated over the holdings in the main frame and if applicable frame extension, for which core data are sent to Eurostat.

13.3.3.1.1. Reasons for unit non-response
Failure to make contact with the unit
Refusal to participate
13.3.3.1.2. Actions to minimise or address unit non-response
Follow-up interviews
Reminders
Legal actions
Imputation
Weighting
13.3.3.1.3. Unit non-response analysis
  • Unit non-response analysis was realised during data collection to estimate the size of non response units (big farms or small farms); and their probability to be in activity, to minimise non-response unit rate.
  • Unit-non response analysis was realised after data collection by comparing variables of respondents and non respondents available in the sampling frame; and available in administrative sources.
13.3.3.2. Item non-response - rate

Item non-response was low : unweighted rate <1 %

13.3.3.2.1. Variables with the highest item non-response rate

Not applicable

13.3.3.2.2. Reasons for item non-response
Skip of due question
Farmers do not know the answer
Other
13.3.3.2.3. Actions to minimise or address item non-response
Follow-up interviews
Imputation
Other
13.3.3.3. Impact of non-response error on data quality
Low
13.3.3.4. Additional information non-response error

Live checks (in data collection tools) to minimise item non response: mandatory fields.

13.3.4. Processing error

See sub-categories below.

13.3.4.1. Sources of processing errors
Data processing
13.3.4.2. Imputation methods
Deductive imputation
Mean imputation
Random hot deck imputation
13.3.4.3. Actions to correct or minimise processing errors

To minimise processing errors the information system is extensively tested and manual actions are minimised as much as possible. All corrections are made using R scripts (no manual adjustments) and before data is released, extensive checks and analyses are performed.

13.3.4.4. Tools and staff authorised to make corrections

Standard software tools are used (R mainly, Excel...). Only staff involved in the processing of the agricultural census is authorised to make corrections. 

13.3.4.5. Impact of processing error on data quality
Low
13.3.4.6. Additional information processing error

Not applicable

13.3.5. Model assumption error

We studied the outliers. For the outliers, a model is used to compare the values of outliers (for example, livestock numbers for cattle, sheep, goats and poultry or culture surfaces) with values of Balsa frame and administrative data. We correct values if it is necessary.


14. Timeliness and punctuality Top
14.1. Timeliness

See sub-categories below.

14.1.1. Time lag - first result

National First results released on december 2021: 12 months after 31 December 2020

14.1.2. Time lag - final result

Final national file: April 2022.

From 31 December 2020: 16 months

14.2. Punctuality

See sub-categories below.

14.2.1. Punctuality - delivery and publication

See sub-categories below.

14.2.1.1. Punctuality - delivery

Not requested

14.2.1.2. Punctuality - publication

Before data collection, the aim was to publish first results on december 2021. They were finally released on 10 december 2021.

Before data collection, the aim was to have final dataset on march 2022. Eurostat file was delivered to Eurostat on march 2022.


15. Coherence and comparability Top
15.1. Comparability - geographical

See sub-categories below.

15.1.1. Asymmetry for mirror flow statistics - coefficient

Not applicable, because there are no mirror flows in Integrated Farm Statistics.

15.1.2. Definition of agricultural holding

See sub-categories below.

15.1.2.1. Deviations from Regulation (EU) 2018/1091

 No deviations. 

15.1.2.2. Reasons for deviations

Not applicable

15.1.3. Thresholds of agricultural holdings

See sub-categories below.

15.1.3.1. Proofs that the EU coverage requirements are met
  • UAA from FR IFS 2020 (IFS thresholds) covers more than 99 % of FR Census 2020 results, with national thresholds, lower than Eurostat ones. 
  • LSU from FR IFS 2020 (IFS thresholds) covers more than 99 % of FR Census 2020 results, with national thresholds, lower than Eurostat ones.
  • UAA from FR IFS 2020 (IFS thresholds) represents more than 98 % of 2010 census results for UAA.
  • LSU from FR IFS 2020 (IFS thresholds) represents more than 83 % but there is a decrease of farms with animals in France.
  • FR IFS 2020 results for UAA covers more than 100 % of area declared in IACS in 2020.
  UAA LSU
IFS 2020 - IFS thresholds 27 364 628 19 021 478
FR Census 2020 - national thresholds  27 406 768 19 023 438
IFS 2020 coverage 99,85% 99,99%
  UAA LSU
IFS 2020 - IFS thresholds 27 364 628 19 021 478
2010 national census* 27 837 290 22 674 170
% 98,30% 83,89%
  UAA LSU
IFS 2020 - IFS thresholds 27 364 628 19 021 478
IACS 2020 ** 26 918 089 Not available
% 101.66%  
*https://ec.europa.eu/eurostat/data/database
** with IFS definition of permanent grasslands    
15.1.3.2. Differences between the national thresholds and the thresholds used for the data sent to Eurostat

For the thresholds for the data sent to Eurostat, see item 3.6.1.

National thresholds: a holding is covered if it meets at least one of the following thresholds:

For land variables :

  • UAA >= 1 ha 
  • specialised crops (tobacco, hops, aromatic or medicinal plants, seeds, fresh vegetables, flowers and ornemental plants, permanent crops, nurseries) >= 0.2 ha
  • potatoes : >= 0.5 ha
  • cabage for sauerkraut >= 0.20 ha
  • asparagus >= 0.20 ha
  • strawberies >= 0.15 ha
  • fresh vegetables >= 0.50 ha
  • flowers and ornemental plants >= 0.05 ha
  • vineyards >= 0.10 ha
  • vineyards for champagne >= 0.05 ha
  • nurseries >= 0.05 ha
  • crops under glass or high accessible cover >= 0.01 ha

For livestok :

  • 1 male breeder
  • 4 births of equidae animals
  • 1 cow
  • 2 bovine animals over 2 years old
  • 1 breeding sow
  • 1 fattening activity (for bovine animals or pigs or sheeps or goats or rabbits)
  • sheeps : 6 breeding females
  • goats : 6 beeding females
  • rabbits : 10 breeding females
  • 100 laying poultry
  • incubation capacity : 1000 eggs
  • 50 beehives
  • 1 other animal production nec

Other thresholds regarding specific productions :

  • 500 broiler poultry,
  • 50 fat poultry
  • 10 000 eggs
  • 2 tons of endives
  • 1 ton of mushroom

Thresholds are specific in overseas territories.

  • Concerning labour force and OGA :
    • we collect and publish national data on familiy members for all legal forms (not only for sole holder holdings),
    • we collect and publish national data on OGA for all legal forms, and we have a wider definition of OGA,
  • Concerning livestock :
    • we use national LSU coefficients,
  • Concerning UAA : in general, UAA disseminated at national level does not include common land's areas.
15.1.3.3. Reasons for differences

National thresholds are different from Eurostat ones to keep comparability between time series, and to cover some specific productions in some regions.

15.1.4. Definitions and classifications of variables

See sub-categories below.

15.1.4.1. Deviations from Regulation (EU) 2018/1091 and EU handbook

For national needs, national disseminated results differ from Eurostat ones (the national dataset is different from Eurostat one): see 15.1.3.

Concerning the data transmitted to Eurostat the only deviations regarding Regulation (EU) 2018/1091 concerns the animal housing module.  In order to record temporary empty places, and to have a clear question for the farmers, we asked for the maximum number of places in 2020, and not the average number of places occupied during the year. This was also the case in 2010 census (keeping time series).

15.1.4.1.1. The number of working hours and days in a year corresponding to a full-time job

The information is available in the annex. 
The number of working hours and days in a year for a full-time job correspond to one annual working unit (AWU) in the country. One annual work unit corresponds to the work performed by one person who is occupied on an agricultural holding on a full-time basis. Annual working units are used to calculate the farm work on the agricultural holdings.



Annexes:
15.1.4.1.1. AWU
15.1.4.1.2. Point chosen in the Annual work unit (AWU) percentage band to calculate the AWU of holders, managers, family and non-family regular workers

The information is available in the annex of item 15.1.4.1.1. 

15.1.4.1.3. AWU for workers of certain age groups

The information is available in the annex of item 15.1.4.1.1. 

15.1.4.1.4. Livestock coefficients

FR uses national LSU coefficients, available in annex.



Annexes:
15.1.4.1.3 FR LSU coefficients
15.1.4.1.5. Livestock included in “Other livestock n.e.c.”
IFS file FR national File
- Rabbits (other than breeding female) - Rabbits  (other than breeding female)
- Equidae (other than race horses) - Equidae (other than race horses)
- Camels and camelids - Camels and camelids
- Reared animals excluding for hunting purpose - Reared animals excluding for hunting purpose
- Buffaloes other than buffaloe cows - Buffaloes other than buffaloe cows
  - Snails
  - Other: frogs, worm farms, silk warms
15.1.4.2. Reasons for deviations
  • Keeping comparability between national time series,
  • Responding to national user needs
15.1.5. Reference periods/days

See sub-categories below.

15.1.5.1. Deviations from Regulation (EU) 2018/1091

The use of land refers to the reference year 2020: 

  • IACS 2020 is used for IFS 2020, which registers the present crop the 15 of May 2020
  • For farms not in IACS, we register the harvested crop in 2020, refering to crop year from 1/11/2019 to 31/10/2020 to include some specific productions, and to keep time series, knowing IACS cover the majority of UAA.
  • In the case of successive crops from the same piece of land, the land use refers to a crop that is harvested during 2020.

For animal housing, we refer to 2020 year, not to a day, in order to avoid specific situations.

15.1.5.2. Reasons for deviations
  • Keeping comparability between national time series,
  • Responding to national user needs
15.1.6. Common land
The concept of common land exists
15.1.6.1. Collection of common land data
Yes
15.1.6.2. Reasons if common land exists and data are not collected

Not applicable

15.1.6.3. Methods to record data on common land
Common land is included in the land of agricultural holdings based on a statistical model.
15.1.6.4. Source of collected data on common land
Administrative sources
15.1.6.5. Description of methods to record data on common land

We used for IFS 2020 administrative data coming from CAP, in order to allocate common land's areas, proportionally on the basis of the grazing livestock of each farm using common land.

15.1.6.6. Possible problems in relation to the collection of data on common land and proposals for future data collections

Not applicable

15.1.7. National standards and rules for certification of organic products

See sub-categories below.

15.1.7.1. Deviations from Council Regulation (EC) No 834/2007

No.

15.1.7.2. Reasons for deviations

Not applicable

15.1.8. Differences in methods across regions within the country

There were specific questions for overseas territories, adapted to the local context, for national needs.

15.2. Comparability - over time

See sub-categories below.

15.2.1. Length of comparable time series

1 as we raised the thresholds of units sent to Eurostat.

15.2.2. Definition of agricultural holding

See sub-categories below.

15.2.2.1. Changes since the last data transmission to Eurostat
There have been no changes
15.2.2.2. Description of changes

Regulation (EU) 2018/1091 newly considers agricultural holdings with only fur animals.

Only 31 farms declaring having fur animals are included in IFS 2020 dataset.

15.2.3. Thresholds of agricultural holdings

See sub-categories below.

15.2.3.1. Changes in the thresholds of holdings for which core data are sent to Eurostat since the last data transmission
There have been sufficient changes to warrant the designation of a break in series
15.2.3.2. Description of changes

For FSS 2016: data for Eurostat is over national thresholds.

For IFS 2020: data for Eurostat is over IFS thresholds.

15.2.4. Geographical coverage

See sub-categories below.

15.2.4.1. Change in the geographical coverage since the last data transmission to Eurostat
There have been sufficient changes to warrant the designation of a break in series
15.2.4.2. Description of changes

Mayotte is now included in data transmitted to Eurostat.

15.2.5. Definitions and classifications of variables

See sub-categories below.

15.2.5.1. Changes since the last data transmission to Eurostat
There have been some changes but not enough to warrant the designation of a break in series
15.2.5.2. Description of changes

Legal personality of the agricultural holding

In IFS, there is a new class (“shared ownership”) for the legal personality of the holding compared to FSS 2016, which trigger fluctuations of holdings in the classes of sole holder holdings and group holdings.

 

Other livestock n.e.c.

In FSS 2016, deer were included in this class, but in IFS they are classified separately.

Also in FSS 2016, there was a class for the collection of equidae. That has been dropped and equidae are included in IFS in "other livestock n.e.c."

 

Livestock units

In FSS 2016, turkeys, ducks, geese, ostriches and other poultry were considered each one in a separate class with a coefficient of 0.03 for all the classes except for ostriches (coefficient 0.035). In IFS 2020, the coefficients were adjusted accordingly, with turkeys remaining at 0.03, ostriches remaining at 0.35, ducks adjusted to 0.01, geese adjusted to 0.02 and other poultry fowls n.e.c. adjusted to 0.001.

 

Organic animals

While in FSS only fully compliant (certified converted) animals were included, in IFS both animals under conversion and fully converted are to be included.

 

Permanent pasture

CAP declarations have been used to fill in the questionnaires. In CAP declarations, farmers declare the total area of fields which is called "graphical area". Following instructions of the declarations, the "eligible area" is determined: all non used areas are deducted. For permanent pasture, the difference may be important in case of a lot of rocks, trees, etc. In such a case, we decided to split the graphical area in two classes: the eligible area is classified as permanent pasture and the non eligible area in other  farmland for rough grazing (including when grazing is in wooded areas).

15.2.6. Reference periods/days

See sub-categories below.

15.2.6.1. Changes since the last data transmission to Eurostat
There have been no changes
15.2.6.2. Description of changes

Not applicable

15.2.7. Common land

See sub-categories below.

15.2.7.1. Changes in the methods to record common land since the last data transmission to Eurostat
There have been sufficient changes to warrant the designation of a break in series
15.2.7.2. Description of changes

Before IFS 2020, common land units were registered as farms.

For IFS 2020, there is an allocation of common land's areas, and there is no more records of common land as units.

15.2.8. Explanations for major trends of main variables compared to the last data transmission to Eurostat
CODE_2020 Variation 2016 to 2020
A2300F It is sought a reduction of dairy farms
A6111 It is sought a reduction of dairy farms
C1110T The areas collected in the CAP 2016 and 2020 are comparable and show an identical decrease.
C1120T The areas collected in the CAP 2016 and 2020 are comparable and show an identical decrease.
C1200T For IFS2016, C1200T did not include winter cereal mix. In addition, there is an increase in the area of rye between CAP 2016 and CAP 2020,.
C1400T For IFS2016, C1400T did not include spring cereal mix. In addition, there is an increase in oat acreage between CAP 2016 and CAP 2020
E0000T For 2020 the area is close to the area declared to the CAP2020. It is possible that in 2016, the area is underestimated.
F2000T The increase concerns mainly tropical fruits. The collection rate is better in 2020. Moreover, Mayotte was not part of the IFS2016.
F4000T The increase seems to be confirmed by the CAP data. This evolution confirms a trend of increasing areas of nuts, especially almond trees.
FA9 The question in 2016 was incorrectly answered. In 2020, the unit in square metres allowed for a better quality of data to be collected. The average per holding seems correct.
G2000T The calculations are identical between 2016 and 2020. Comparison of the 2016 and 2020 CAP areas indicate a large increase in non-dehydrated alfalfa and legume mixtures that may explain the increase between 2016 and 2020.
G9100T+G9900T The 2016 and 2020 CAP crop areas for other annual forages increased. And grain and forage sorghum acreage combined increased remarkably. It is difficult to distinguish between grain and forage, but it does give an indication of why this large increase for IFS2020
I1110T The comparison of CAP 2016 and 2020 areas for grain rapeseed and turnip rape indicate a 28% decrease which corresponds to the decrease observed at IFS2020.
I2100T The comparison of CAP 2016 and 2020 areas for fibre flax indicates an increase which corresponds to the increase observed at IFS2020.
I3000T The comparison of CAP 2016 and 2020 areas for tobacco indicates a decrease close to the decrease observed at IFS2020.
I5000T Farms reporting aromatic, medicinal and culinary plants - outdoor for 2020 are higher than for 2010.
I6000T In 2016, I6000T was filled in with a variable from an additional question in the area table: "Do you grow energy crops (for the production of agrofuels or other renewable energies)", which includes all the energy crops included in the utilised agricultural area (UAA). In 2020, I6000T corresponds to the UAA table variable for energy crops n.e.c. For 2016,.
J1000T The areas collected in the 2016 and 2020 CAP are comparable and show an identical increase.
K0000T The surface areas have been implemented by the CAP data for many files. However, the kitchen gardens are not included in the UAA of the CAP.
MOGA_NFAM_RH  The sum of non-family labour force regularly working on the holding and having other gainful activities (related to the agricultural holding) as their main activity, almost doubled from 2016 to 2020. But the increase in absolute value is limited. In addition, the number of farms practicing a diversification activity has increased also.
N0000S The calculations are identical between 2016 and 2020. 
SOGA_NFAM_RH  The sum of non-family labour force regularly working on the holding and having other gainful activities (related to the agricultural holding) as their main activity, doubled. But the increase in absolute value is limited. In addition, the number of farms practicing a diversification activity has also increased from 2016 to 2020.
SRCAA Large areas on self-entry files may suggest unit errors,.
U1000 Reference changed in 2020: after exchanges with the BSPCA: 270 t/ha = figure per flock, but there are 5 flocks in the year: to have a net area, we divide by 5 cycles on average. In 2016 we have therefore transmitted a net area.
V0000_S0000S The calculations are identical between 2016 and 2020. 
V0000_S0000TK The calculations are identical between 2016 and 2020. 
W1110T+W1120T The calculations are identical between 2016 and 2020. 
W1190T The calculations are identical between 2016 and 2020. The increase can be explained by a match with the computerised vineyard register which includes small producers.

- share % of holdings class bigger than 100ha increased in 2020 compared to 2016 as some holdings stopped their activities and have been annexed with another ones; common land have been included in the UAA. As consequence also the upper SO_EURO classes increased their share in 2020 as this is linked to the increase of the average surface per farm. Price effect could also explain such increase.

15.2.9. Maintain of statistical identifiers over time
No
15.3. Coherence - cross domain

See sub-categories below.

15.3.1. Coherence - sub annual and annual statistics

Not applicable to Integrated Farm Statistics, because there are no sub annual data collections in agriculture.

15.3.2. Coherence - National Accounts

Not applicable, because Integrated Farm Statistics have no relevance for national accounts.

15.3.3. Coherence at micro level with data collections in other domains in agriculture

See sub-categories below.

15.3.3.1. Analysis of coherence at micro level
No
15.3.3.2. Results of analysis at micro level

We do not make any comparisons with other agricultural microdata's sources.

In fact, the IFS use these information to prefill the questionnaire: CAP for crops, BDNI for bovine livestock, CVI for wine producers.

So, the information's within other sources are linked from the start and we don't need to realise further comparisons.

For other variables, no microdatasets are available.

15.3.4. Coherence at macro level with data collections in other domains in agriculture

See sub-categories below.

15.3.4.1. Analysis of coherence at macro level
No
15.3.4.2. Results of analysis at macro level

Coherence cross-domain: IFS vs MAIN AREA in relative terms

2020 FR10 R9000 This data has been collected only using CAP database. 
2020 FRJ1 ARA99 This data has been collected only using CAP database. 
2020 FRE2 ARA99 This data has been collected only using CAP database. 
2020 FRD1 Q0000 Value confirmed with IACS
2020 FR10 W1000 New classification for 5 towns in the Chamapgne aera. 
2020 FRJ2 R0000 Value confirmed with IACS
2020 FRL0 T0000 It concerns citrus near Menton town: the new quality acknowledgement has generated the increasing.
2020 FRI1 ARA99 This data has been collected only using IACS database. 
2020 FR10 ARA99 This data has been collected only using IACS database.
2020 FRF3 V0000_S0000 Value confirmed with IACS
2020 FRI2 R9000 limited increase
2020 FRY1 P0000 Dry pulses are not well adapted for Guadeloupe climate. The 2020 value seems more consistent
2020 FRY4 R1000 The potatoes cultivation is regularly in progress in the Reunion island (need for local food)

 

Coherence cross-domain: IFS vs MAIN AREA in absolute terms

 They are issued from the census (exhaustive collect) and based on CAP declarations which are controlled each year. Please note that some definitions have been modified in comparison with other inquiries (eligible area for pastures instead total area, permanent grassland is now 5 years old or more instead of 6 years for the last census,...).

Coherence cross-domain: IFS vs CULTIVATED AREA in relative terms

Concerning the C1200 variable, this item was not collected with this description during the previous inquiries. It may explain the increasing of the areas. Concerning the FRY3 region, the total UAA annually increase; the areas for a lot of crops are increasing too.

Coherence cross-domain: IFS vs CULTIVATED AREA in absolute terms

The increasing of G2000 and P0000 areas may be explain by the national plan concerning the development of the protein production (in order to replace imported soy). Concerning the C1200 variable, this item was not collected with this description during the previous inquiries (winter cerals mixtures – maslin were not included in the past). It may explain the increasing of the areas.

Concerning the C1500 variable, the difference between Eurobase and census is not significant It may be due to annual variations.

15.4. Coherence - internal

The data are internally consistent. This is ensured by the application of a wide range of validation rules.


16. Cost and Burden Top

See sub-categories below.

16.1. Coordination of data collections in agricultural statistics

In 2020, we didn't realise our national livestock survey (autumn one) for farms with pigs, sheep and goats (regulation 1165/2008).

We adapted 202 census questionnaire to meet national livestock survey needs.

16.2. Efficiency gains since the last data transmission to Eurostat
On-line surveys
Increased use of administrative data
Further training
16.2.1. Additional information efficiency gains

For the first time, for IFS 2020, we had:

  • an on line survey, 
  • e-training for surveyors,
  • a database uptaded with administrative data,
  • pre-filled questionnaire with CAP areas,
  • a new sampling design,
  • nudge methods to increase response rate
16.3. Average duration of farm interview (in minutes)

See sub-categories below.

16.3.1. Core

Around 30 minutes

16.3.2. Module ‘Labour force and other gainful activities‘

Around 50 minutes (including core data).

16.3.3. Module ‘Rural development’

Administrative data only

16.3.4. Module ‘Animal housing and manure management’

Around 50 minutes (including core data).


17. Data revision Top
17.1. Data revision - policy

For IFS 2020:

  • Preliminary results published on december 2021 (only core data)
  • Final results: march 2022
17.2. Data revision - practice

No revisions to report

17.2.1. Data revision - average size

Not requested.


18. Statistical processing Top


Annexes:
18. Timetable_statistical_process
18.1. Source data

See sub-categories below.

18.1.1. Population frame

See sub-categories below.

18.1.1.1. Type of frame
List frame
18.1.1.2. Name of frame

BALSA: Database for agricultural statistics, our agricultural register (Base de Sondage pour la Statistique Agricole)

18.1.1.3. Update frequency
Monthly
18.1.2. Core data collection on the main frame

See sub-categories below.

18.1.2.1. Coverage of agricultural holdings
Census
18.1.2.2. Sampling design

Not applicable for 2019/2020.

18.1.2.2.1. Name of sampling design
Not applicable
18.1.2.2.2. Stratification criteria
Not applicable
18.1.2.2.3. Use of systematic sampling
Not applicable
18.1.2.2.4. Full coverage strata

Not applicable for 2019/2020.

18.1.2.2.5. Method of determination of the overall sample size

Not applicable for 2019/2020.

18.1.2.2.6. Method of allocation of the overall sample size
Not applicable
18.1.3. Core data collection on the frame extension

See sub-categories below.

18.1.3.1. Coverage of agricultural holdings
Not applicable
18.1.3.2. Sampling design

Not applicable

18.1.3.2.1. Name of sampling design
Not applicable
18.1.3.2.2. Stratification criteria
Not applicable
18.1.3.2.3. Use of systematic sampling
Not applicable
18.1.3.2.4. Full coverage strata

Not applicable

18.1.3.2.5. Method of determination of the overall sample size

Not applicable

18.1.3.2.6. Method of allocation of the overall sample size
Not applicable
18.1.4. Module “Labour force and other gainful activities”

See sub-categories below.

18.1.4.1. Coverage of agricultural holdings
Sample
18.1.4.2. Sampling design

Systematic sampling sorted on NUST3. The stratification is based on:

  • NUTS2 and NUTS3
  • Standard output :
    • Very small farms : Standard output   <= 25 000 €
    • Small farms: 25 000 € < Standard output   <= 50 000 €
    • Medium farms: 50 000 € < Standard output   <= 100 000 €
    • Big farms: Standard output   > 100 000 €
  • Farm type :
    • Cereals, oilseed
    • Other field crops
    • vegetables and mushrooms
    • horticulture
    • vineyards
    • Fruits and other permanent crops
    • Milk cattle
    • Meat cattle
    • Cattle combination (milk and meat)
    • Sheep and goats
    • Other herbivores
    • Pigs
    • Poultry
    • Various granivores combined
    • Various crops and livestock combined
    • Non-classified farms

For the construction of strata, variables (NUTS2, farm type, standard output and NUTS3) are crossed (in this order). Each strata had to contain a minimum of 50 units. When it is not the case, strata are defined with a neighbour, by grouping in the following order: NUTS3, then if necessary standard output, then farm type. Furthermore, the units for which only farm type is known on the one hand and those for which farm type and standard output are unknown on the other hand, are defined in “special” NUTS2 strata.

In total, there are 1 986 strata (without full coverage strata).

Tool Palourde (Production d'allocations localement optimisées utilisables pour des résultats sur des domaines d'études - Methodology Department of INSEE) was used.This tool optimises the allocation of the overall stratified simple random sample size with multiple objectives of published data. First, the algorithm calculates the minimum number of units to select from each stratum in order to respect the RSE on the variables of interest with some published data domains (solution by J. Bethel of the problem of optimal multivariate distribution of the sample). A minimum number has been determined and an algorithm (proposed by M. Koubi and S. Mathern) finalise the optimisation on a key variable of interest in the survey, while ensuring that the minimum number of units is correctly selected in each stratum. The chosen key variable of interest is standard outputs because it is overall correlated with the different variables for which the European regulation requires RSE. A minimum of six units is necessary in each stratum and the minimum sampling rate per stratum is 1/50. The resulting sample for France, excluding geographic exhaustiveness, must ultimately include 55 334 units to meet local constraints. The allocations per stratum are calculated to optimise the RSE on “standard output” variable with the constraint of the total allocation of 70 000 surveys.

18.1.4.2.1. Name of sampling design
Stratified one-stage random sampling
18.1.4.2.2. Stratification criteria
Unit size
Unit location
Unit specialization
18.1.4.2.3. Use of systematic sampling
Yes
18.1.4.2.4. Full coverage strata

There are full coverage strata for:

  • units with standard output above 500 000 € (or 250 000 € for vegetables and mushrooms, horticulture and poultry type farm)
  • units with 10 permanent salaried people
  • units  in some regions: NUTS2 FRMO / FRY1/ FRY2/ FRY3/ FRY4/ FRY6  and NUTS3 FR101-FR105-FR106-FR108
  • units in the Farm Sustainability Data Network sample
  • units with the same business register identifier (SIREN)
18.1.4.2.5. Method of determination of the overall sample size

The sample size has been defined in order to meet several requirements:

- the cost of the survey: maximum 70 000 units in total

- RSE by NUTS 2 under 5 % for land and livestock variables in Annex V of 2018/1091 regulation;

18.1.4.2.6. Method of allocation of the overall sample size
Optimal allocation considering costs
18.1.4.2.7. If sampled from the core sample, the sampling and calibration strategy
Not applicable
18.1.5. Module “Rural development”

See sub-categories below.

18.1.5.1. Coverage of agricultural holdings
Census
18.1.5.2. Sampling design

Not applicable

18.1.5.2.1. Name of sampling design
Not applicable
18.1.5.2.2. Stratification criteria
Not applicable
18.1.5.2.3. Use of systematic sampling
Not applicable
18.1.5.2.4. Full coverage strata

Not applicable.

18.1.5.2.5. Method of determination of the overall sample size

Not applicable.

18.1.5.2.6. Method of allocation of the overall sample size
Not applicable
18.1.5.2.7. If sampled from the core sample, the sampling strategy and calibration strategy
Not applicable
18.1.6. Module “Animal housing and manure management module”

See sub-categories below.

18.1.6.1. Coverage of agricultural holdings
Sample
18.1.6.2. Sampling design

Systematic sampling sorted on NUST3. The stratification is based on:

  • NUTS2 and NUTS3
  • Standard output :
    • Very small farms: Standard output   <= 25 000 €
    • Small farms: 25 000 € < Standard output   <= 50 000 €
    • Medium farms: 50 000 € < Standard output   <= 100 000 €
    • Big farms: Standard output   > 100 000 €
  • Farm type :
    • Cereals, oilseed
    • Other field crops
    • vegetables and mushrooms
    • horticulture
    • vineyards
    • Fruits and other permanent crops
    • Milk cattle
    • Meat cattle
    • Cattle combination (milk and meat)
    • Sheep and goats
    • Other herbivores
    • Pigs
    • Poultry
    • Various granivores combined
    • Various crops and livestock combined
    • Non-classified farms

For the construction of strata, variables (NUTS2, farm type, standard output and NUTS3) are crossed (in this order). Each strata had to contain a minimum of 50 units. When it is not the case, strata are defined with a neighbour, by grouping in the following order: NUTS3, then if necessary standard output, then farm type. Furthermore, the units for which only farm type is known on the one hand and those for which farm type and standard output are unknown on the other hand, are defined in “special” NUTS2 strata.

In total, there are 1 986 strata (without full coverage strata).

Tool Palourde (Production d'allocations localement optimisées utilisables pour des résultats sur des domaines d'études - Methodology Department of INSEE) was used.This tool optimises the allocation of the overall stratified simple random sample size with multiple objectives of published data. First, the algorithm calculates the minimum number of units to select from each stratum in order to respect the RSE on the variables of interest with some published data domains (solution by J. Bethel of the problem of optimal multivariate distribution of the sample). A minimum number has been determined and an algorithm (proposed by M. Koubi and S. Mathern) finalise the optimisation on a key variable of interest in the survey, while ensuring that the minimum number of units is correctly selected in each stratum. The chosen key variable of interest is standard outputs because it is overall correlated with the different variables for which the European regulation requires RSE. A minimum of six units is necessary in each stratum and the minimum sampling rate per stratum is 1/50. The resulting sample for France, excluding geographic exhaustiveness, must ultimately include 55 334 units to meet local constraints. The allocations per stratum are calculated to optimise the RSE on “standard output” variable with the constraint of the total allocation of 70 000 surveys.

18.1.6.2.1. Name of sampling design
Stratified one-stage random sampling
18.1.6.2.2. Stratification criteria
Unit size
Unit location
Unit specialization
18.1.6.2.3. Use of systematic sampling
Yes
18.1.6.2.4. Full coverage strata

There are full coverage strata for:

  • units with standard output above 500 000 € (or 250 000 € for poultry type farm)
  • units with 10 permanent salaried people
  • units  in some regions: NUTS2 FRMO / FRY1/ FRY2/ FRY3/ FRY4/ FRY6  and NUTS3 FR101-FR105-FR106-FR108
  • units in the Farm Sustainability Data Network sample
  • units with the same business register identifier (SIREN)
18.1.6.2.5. Method of determination of the overall sample size

The sample size has been defined in order to meet several requirements:

- the cost of the survey: maximum 70 000 units in total

– RSE by NUTS 2 under 5 % for land and livestock variables in Annex V of 2018/1091 regulation;

18.1.6.2.6. Method of allocation of the overall sample size
Optimal allocation considering costs
18.1.6.2.7. If sampled from the core sample, the sampling strategy and calibration strategy
Not applicable
18.1.12. Software tool used for sample selection

R software was used (Palourde function - INSEE)

18.1.13. Administrative sources

See sub-categories below.

18.1.13.1. Administrative sources used and the purposes of using them

The information is available on Eurostat's website.

18.1.13.2. Description and quality of the administrative sources

See the attached Excel file in the Annex.



Annexes:
18.1.13.2 Quality description of administrative sources
18.1.13.3. Difficulties using additional administrative sources not currently used
The final validated data in the source would not be in time to meet statistical deadlines or would relate to a period which does not coincide with the reference period
Other
18.1.14. Innovative approaches

The information on innovative approaches and the quality methods applied is available on Eurostat's website.

18.2. Frequency of data collection

The agricultural census is conducted every 10 years. The decennial agricultural census is complemented by sample or census-based data collections organised every 3-4 years in-between.

18.3. Data collection

See sub-categories below.

18.3.1. Methods of data collection
Face-to-face, electronic version
Telephone, electronic version
Use of Internet
18.3.2. Data entry method, if paper questionnaires
Not applicable
18.3.3. Questionnaire

Please find the questionnaire in annex.



Annexes:
18.3.3 FR questionnaire - English version
18.3.3 FR questionnaire - French version
18.4. Data validation

See sub-categories below.

18.4.1. Type of validation checks
Data format checks
Completeness checks
Range checks
Relational checks
Comparisons with previous rounds of the data collection
Comparisons with other domains in agricultural statistics
18.4.2. Staff involved in data validation
Interviewers
Supervisors
Staff from local departments
Staff from central department
18.4.3. Tools used for data validation
  • Validation checks within data collection tools,
  • E-lists of questionnaires to check, connected to electronic questionnaires (face to face data collection, for modules only), for regional staff,
  • R-programs validation
  • XLSX files with agregated results, comparing 2020 / 2010 results, for core variables, at the national, NUTS2 and NUTS3 levels
18.5. Data compilation

For sample data (LAFO, AHMM), we applied re-weighting.

First, new weights are calculated for respondents with the same NUTS3, farm type, standard outputs, legal status and first updating date in the frame Balsa. Then, we used a calibration method using, for each NUTS3, the number of units by standard outputs, the total utilised agricultural area, the total livestock units and the total annual working units.

18.5.1. Imputation - rate

The overall imputation rate is 3%.

Imputation is done for unit non-response, and includes all corresponding variables from the core data collection.

18.5.2. Methods used to derive the extrapolation factor
Design weight
Non-response adjustment
Calibration
18.6. Adjustment

Covered under Data compilation.

18.6.1. Seasonal adjustment

Not applicable to Integrated Farm Statistics, because it collects structural data on agriculture.


19. Comment Top

See sub-categories below.

19.1. List of abbreviations

CAP – Common Agricultural Policy

CAPI –  Computer Assisted Personal Interview

CATI – Computer Assisted Telephone Interview

CAWI – Computer Assisted Web Interview

FSS – Farm Structure Survey

IACS – Integrated Administration and Control System

IFS – Integrated Farm Statistics

LSU – Livestock units

NACE – Nomenclature of Economic Activities

NUTS – Nomenclature of territorial units for statistics

PAPI – Paper and Pencil Interview

SO – Standard output

UAA – Utilised agricultural area

19.2. Additional comments

No additional comments.


Related metadata Top


Annexes Top