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
4	July 2005 - June 2006	Uruguay	280000	4500	62	5786 liters	3,56 % - volume	3,09 % - volume	Source of submitted data: www.mgap.gub.uy/diea	grovere@mejoramientolechero.org.uy
3	July 2004 - June 2005	Uruguay	279000	4600	61	5803 liters	3,67% - volume	3,21% - volume	Source of submitted data: www.mgap.gub.uy/diea	grovere@mejoramientolechero.org.uy
2	July 2003 - June 2004	Uruguay	273000	4600	60	5473 liters	3,64 % - volume	3,16 % - volume	Source of submitted data: www.mgap.gub.uy/diea	grovere@mejoramientolechero.org.uy
1	July 2002 - June 2003	Uruguay	293000	4900	60	4584 liters	3,58 % - volume	3,11 % - volume	Source of submitted data: www.mgap.gub.uy/diea	grovere@mejoramientolechero.org.uy