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
11	2009	New Zeland	4396675	11691	376	3759	4.82	3.65		nwilson@lic.co.nz
10	2008	New Zealand	4252881	11618	366	3829	4.87	3.64		nwilson@lic.co.nz
9	2007	New Zealand	4012867	11436	351	3681	4.75	3.60		nwilson@lic.co.nz
8	2006	NZ	3916812	11630	337	3974	4.67	3.64		mhill@lic.co.nz
7	2005	NZ	3832145	11883	322	3883	4.79	3.58		lbutler@lic.co.nz
6	2004	NZ	3867659	12271	315	3688	4.77	3.58		lbutler@lic.co.nz
5	2003	NZ	3851302	12751	302	3913	4.70	3.52		lbutler@lic.co.nz
1	2002	NZ	3740637	13140	285	3832 NB: Milk delivered to dairies - does not include milk used for calves	4.67	3.55		lbutler@lic.co.nz
2	2001	NZ	3692703	13649	271	3796	4.61	3.47		lbutler@lic.co.nz