Definition of 4A1a Dairy Source Category
Cattle producing milk for commercial exchange and calves and heifers being grown for dairy purposes.
United Nations Framework Convention on Climate Change (UNFCCC), Updated UNFCCC reporting guidelines on annual inventories following incorporation of the provisions of decision 14/CP.11. 2006.
Available online at: http://unfccc.int/resource/docs/2006/sbsta/eng/09.pdf
Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories: Reporting Instructions. Section 1.1, "Source/sink categories."
Available online at: http://www.ipcc-nggip.iges.or.jp/public/gl/guidelin/ch1ri.pdf