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
9	2008	Hungary	138227	299	8609		3,59	3,2	441		sebestyens@ommi.hu
7	2007	Hungary	141991	299	8406		3,51	3,16	439		sebestyens@ommi.hu
6	2006	Hungary	145133	298	8161		3,52	3,16	435		sebestyens@ommi.hu
4	2005	Hungary	151444	298	8029		3,57	3,18	437		sebestyens@ommi.hu
5	2004	Hungary	153684	298	7804		3,74	3,21	434		sebestyens@ommi.hu
3	2003	Hungary	166607	297	7677		3,81	3,26	429		sebestyens@ommi.hu
2	2002	Hungary	173367	297	7536	7688	3.74	3.28	426		gymeszaros@atkft.hu
1	2001	Hungary	175581	296	7266	7431	3.74	3.26	423		gymeszaros@atkft.hu