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	64655	337	905	8335	3.92	3.14	428		suzanne@thecis.co.uk
9	2011	Scotland	63982	341	9625	8396	3.88	3.17	431		suzanne@holstein-uk.org
8	2010	Scotland	63544	342	9472	8261	3.9	3.18	432		suzanne@holstein-uk.org
7	2009	Scotland	65310	342	9315	8134	3.88	3.21	434		suzanne@holstein-uk.org
6	2008	Scotland	66498	342	9295	8118	3.93	3.22	435		suzanne@holstein-uk.org
5	2007	Scotland	64840	341	9295	8140	3.92	3.22	432		suzanne@holstein-uk.org
4	2006	Scotland	64552	339	9102	8010	4.00	3.27	429		suzanne@holstein-uk.org
3	2005	Scotland	62597	336	8915	7894	4.00	3.28	428		suzanne@holstein-uk.org
2	2004	Scotland	62018	335	8751	7768	3.93	3.28	424		suzanne@holstein-uk.org
1	2003	Scotland	49813	340	8502	7571	3.92	3.27	422		suzanne@holstein-uk.org