Key	Year	Country	Total number of dairy cows	Total number of dairy herds	Average of cows per herd	Average milk production per cow per year (kg)	Percent of fat production per cow per year (%)	Percent of protein production per cow per year (%)	Others	E-mail address of the responsible
3	March 30th 2008 to March 30th 2009	Iran	450000(cross-bred mainly native * holstein)	77273(cross-bred herds mainly native * holstein)	6		3.61	3.25		abci@abc.org.ir
1	March 30th 2008 to March 30th 2009	Iran	400000	10644	38	N/A	N/A	N/A		abci@abc.org.ir