From: Broad phenotypic impact of the effects of transgenerational heat stress in dairy cattle: a study of four consecutive generations
Year
MAX
MIN
1995
40
22
1996
46
28
1997
16
13
1998
51
34
1999
32
2000
41
31
2001
47
30
2002
56
42
2003
45
2004
26
2005
33
2006
53
2007
58
2008
55
57
2009
54
2010
76
74
2011
68
49
2012
87
77
2013
48
2014
52
2015
67