Key	Year	Country	Number of recorded cows	Percent of recorded cows	Number of  recorded herds	Percent of recorded herds	Average number of cows per recorded herd	Percent of  recorded herds per method A3	Percent of  recorded herds per method A4	Percent of  recorded herds per method A6	Percent of  recorded herds per method AT	Percent of  recorded herds per method B	Others	E-mail address of the responsible
5	July 2005 - June 2006	Australia	910,388	46%	4,746	54%	192							dabernethy@adhis.com.au
4	July 2004 - June 2005	Australia	949,726	47%	5,080	55%	187							dabernethy@adhis.com.au
3	July 2003 - June 2004	Australia	1,020,801	50%	5,704	59%	179							dabernethy@adhis.com.au
2	July 2002 - June 2003	Australia	1,177,899	55%	6,358	59%	185					B4 = 22%, B6 = 36%, B8 = 33%	C4 = 2%, C6 = 5%, C8 = 2%	dabernethy@adhis.com.au
7	2008	Australia	785,462	46%	3,966	50%	198							daberenthy@adhis.com.au
6	2007	Australia	877,804	48%	4,462	55%	197							dabernethy@adhis.com.au