Definition: Producer Price Index of agricultural products is computed for monitoring the proportional monthly changes of agricultural products produced and sold by farmers at the first point of sale through time.
Classifications: NACE Rev.2 and CPA- 2008 are used for computations.
A. Agriculture, forestry and fishing,
01. Crop and animal production, hunting and related service activities
02. Forest products and realated services
03. Fishing and other fishing products
International and regional directive: Computations are made considering Europen Union methodologies and national needs.
Production coverage: Products having significant importance in total agricultural production value are covered in Agriculture PPI.
Sectoral coverage: Agriculture and hunting products and services, forest products and services, fishery and other fishery products; aquaculture products; support services for fishery
Price coverage: Selling prices of farmers to the marketing channels in each month between 1-31 days. Producer price is the selling price of domestically produced goods excluded value added tax and other taxes. Selling prices of products produced by the producer active in agriculture, hunting, forestry and fishery sectors and supplied to the market at the first point of sale are monitored in agriculture producer price index.
Geographical coverage: Turkey
Sources of Weight: Weights of 2 digit groups in NACE Rev.2 obtained from National Accounts system. Production quantity, price and production value of 2014, 2015 and 2016 are used for computing weights of products and product groups in Agriculture PPI. 2014, 2015 and 2016 production value and prices of all crop and animal products and livestock are used at district level. As well as Ministry of Agriculture and Forestry, Commercial Exchange Markets, Cooperatives, Marketing Hall and Foundation of Fishery, Directorate of Fresh Vegetables and Fruits Marketplace, 2016 marketing ratios are used.
Current weight period: January 2014 - December 2016 (average of 2014, 2015 and 2016).
Data sources: Data of farmers through Province and District Directorates of Ministry of Agriculture and Forestry, Commercial Exchange Markets, Cooperatives, Marketing Hall and Cooperatives of Fish, Ministry of Agriculture and Forestry General Directorate of Forestry, Turkish Grain Board, General Directorate of Tea Enterprises, Tobacco and Alcohol Market Regularity Authority and Presidency of Sugar Department.
Prices are compiled from surveys and administrative registers.
For products involved by 01, weekly prices fort the period 1-31 of every month and for products involved by 02 and 03 monthly average prices obtained from daily records for period 1-31of every month are compiled in Agriculture PPI.
Results of Agriculture PPI are announced to the public on the 14th day or consequent working day of the month at 10:00 by press release.
Simultaneous press dissemination to the interested parties: The data are disseminated simultaneously to the all interested parties through a database and press release.
Period, circumstances and confidentiality of production of official statistics: Dissemination and evaluation of all statistics by Turkish Statistical Institute (TurkStat) is enacted by Turkish statistical Law No:5429. According to this law, data are compiled and collected only for statistical purpose and confidentiality is provided.
Accessing data by other parties: It is impossible to access the data before dissemination of the public.
Renewal policy and changes in methodology: Changes in methodolgy and updated index are announced to the public.
Reference period: 2015=100
Frequency of weight updating: Years ending with zero (0) and five (5) (every five years).
Seasonal adjustment: No.
Index formula: Laspeyres
Laspeyress index Formula with fixed weight is used to calculate Agriculture PPI at national level.
Sub indicators symbolyzing time values of variables can be explained as follows:
t = current year
o = base year
Iti= Pti / Pto *100