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
10	2012	Scotland	113334	333	9016	7947	3.89	3.12	424		suzanne@thecis.co.uk
9	2011	Scotland	112073	335	9133	8024	3.85	3.15	427		suzanne@holstein-uk.org
8	2010	Scotland	111804	336	8951	7855	3.86	3.18	427		suzanne@holstein-uk.org
7	2009	Scotland	112951	336	8756	7710	3.85	3.22	427		suzanne@holstein-uk.org
6	2008	Scotland	113161	335	8741	7698	3.88	3.21	429		suzanne@holstein-uk.org
5	2007	Scotland	109349	333	8740	7710	3.88	3.2	426		suzanne@holstein-uk.org
4	2006	Scotland	109353	334	8614	7632	3.95	3.25	423	as 2003	suzanne@holstein-uk.org
3	2005	Scotland	108514	330	8416	7512	3.95	3.25	422	as 2003	suzanne@holstein-uk.org
2	2004	Scotland	108695	331	8257	7372	3.9	3.26	417	as 2003	suzanne@holstein-uk.org
1	2003	Scotland	97754	336	7973	7146	3.89	3.25	414	October 2002 to September 2003, NQ and Q ending lactations under 305 days or going 305 in this period. Only animals milked over 200 days.	suzanne@holstein-uk.org