Key	Year	Country	Breed	Number of lactations	Length of the lactations (days)	Milk yield per recorded cow (kg)	Milk per cow in 305 days (kg)	Percent of fat content (%)	Percent of protein content (%)	Calving interval (days)	Others	E-mail address of the responsible
20	2011	Northern Ireland	Ayrshires	1369	307	6467	5989	4.12	3.32	419		suzanne@holstein-uk.org
21	2011	Northern Ireland	Brown Swiss	2	359	8308	7161	4.33	3.55	361		suzanne@holstein-uk.org
22	2011	Northern Ireland	Friesian	394	325	7298	6677	4.24	3.37	395		suzanne@holstein-uk.org
23	2011	Northern Ireland	Guernsey	2	340	8548	7917	5.13	3.6	407		suzanne@holstein-uk.org
24	2011	Northern Ireland	Holstein	46503	338	9218	8063	3.99	3.21	428		suzanne@holstein-uk.org
25	2011	Northern Ireland	Jersey	554	335	5985	5149	5324	3.88	412		suzanne@holstein-uk.org
26	2011	Northern Ireland	Montebeliarde	66	291	6165	5890	3.7	3.19	377		suzanne@holstein-uk.org
27	2011	Northern Ireland	Shorthorn	1	403	5783	4542	4.29	3.02			suzanne@holstein-uk.org
16	2010	Northern Ireland	Ayrshire	1363	306	6151	5711	4.18	3.36	423		suzanne@holstein-uk.org
17	2010	Northern Ireland	Friesian	375	320	7111	6553	4.33	3.36	397		suzanne@holstein-uk.org
18	2010	Northern Ireland	Holstein	45134	338	8832	7738	4.07	3.24	429		suzanne@holstein-uk.org
19	2010	Northern Ireland	Jersey	543	328	5743	5049	5.24	3.88	412		suzanne@holstein-uk.org
12	2009	Northern Ireland	Ayrshires	1577	301	6148	5757	4.17	3.34	417		suzanne@holstein-uk.org
13	2009	Northern Ireland	Friesian	355	314	7046	6608	4.25	3.39	398		suzanne@holstein-uk.org
14	2009	Northern Ireland	Holstein	47771	334	8792	7720	3.99	3.24	430		suzanne@holstein-uk.org
15	2009	Northern Ireland	Jersey	600	314	5357	4707	5.16	3.87	421		suzanne@holstein-uk.org
8	2008	Northern Ireland	Ayrshire	1553	300	6093	5682	4.08	3.31	408		suzanne@holstein-uk.org
9	2008	Northern Ireland	Friesian	394	322	6724	6233	4.19	3.35	391		suzanne@holstein-uk.org
10	2008	Northern Ireland	Holstein	49218	338	8940	7811	3.9	3.2	425		suzanne@holstein-uk.org
11	2008	Northern Ireland	Jersey	649	320	5585	4865	5.1	3.84	408		suzanne@holstein-uk.org
4	2007	Northern Ireland	Ayrshire	1274	300	6210	5833	4.05	3.29	406		suzanne@holstein-uk.org
5	2007	Northern ireland	British Friesian	397	314	6690	6244	4.18	3.33	389		suzanne@holstein-uk.org
6	2007	Northern Ireland	Holstein	45976	332	8872	7845	3.91	3.16	422		suzanne@holstein-uk.org
7	2007	Northern Ireland	Jersey	612	297	5245	4702	5.15	3.81	399		suzanne@holstein-uk.org
2	2006	Northern ireland	Ayrshires	1198	292	6068	5734	4.11	3.32	411		suzanne@holstein-uk.org
3	2006	Northern Ireland	British Friesian	331	296	6203	5888	4.26	3.34	397		suzanne@holstein-uk.org
1	2006	Northern Ireland	Holstein	42288	328	8725	7776	3.94	3.20	420		suzanne@holstein-uk.org