Key	Year	Country	Number of  lactations	Length of the lactations (days)	Milk yield per recorded cow (kg)	Milk per cow in 305 days (kg)	Percent fat content (%)	Percent protein content (%)	Calving interval (days)	Others	E-mail address of the responsible
5	July 2005 - June 2006	Australia	99,114	337	7,436	7,436	3.99	3.31			dabernethy@adhis.com.au
4	July 2004 - June 2005	Australia	98,490	334	7,281	7,281	4.03	3.32	334		dabernethy@adhis.com.au
3	July 2003 - June 2004	Australia	98,637	331	7,178	7178	4.0	3.34			dabernethy@adhis.com.au
2	July 2002 - June 2003	Australia	109,260	326	7014	6668	4.03	3.33			dabernethy@adhis.com.au
7	2008	Australia	87,558	342	7,630	7,630	3.98	3.32			dabernethy@adhis.com.au
6	2007	Australia	94,921	332	7,478	7,478	3.99	3.35			dabernethy@adhis.com.au