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. 2013 Nov;26(11):1511–1517. doi: 10.5713/ajas.2013.13105

Table 1.

Distribution and means of the reproductive and productive life traits

Birth year No FC DIM LS Calving year SC TC


No Mean No Mean
1998 36,930 780.2 1,268.8 1,985.5 2000 409 351.9
1999 40,891 787.4 1,278.6 1,946.2 2001 13,372 403.5 347 356.9
2000 40,871 783.7 1,280.2 1,946.2 2002 21,935 409.0 9,811 392.0
2001 39,600 787.2 1,264.7 1,946.2 2003 23,383 410.5 15,963 407.5
2002 41,331 789.7 1,236.8 1,929.8 2004 23,334 411.8 18,231 414.8
2003 38,442 788.5 1,161.7 1,881.8 2005 25,815 412.1 17,613 415.6
2004 38,508 788.6 1,063.3 1,809.8 2006 25,156 416.1 18,780 413.7
2007 25,209 415.9 18,688 417.3
2008 8,812 447.8 18,918 420.1
2009 499 468.3 8,698 448.2
2010 72 454.6 1,031 472.8
Overall 276,5731 167,9962 413.8 128,0802 415.8

FC = Days to first calving, DIM = Days in milk for lifetime, LS = Days of lifespan, SC = Days between first and second calving, TC = Days between second and third calving.

1

Total number of cows.

2

Total number of records.