Table 2.
Effects of the DGAT1 promoter VNTR allele 5 on milk production traits in German Holstein cows
DGAT1 232A/232A only αab (S.E.) |
all individuals αab (S.E.) |
|
Milk yield [kg] | -88.0 0.068 (48.0) | -93.1 0.0074 (34.7) |
Milk fat content [%] | 0.0630 0.0002 (0.0165) | 0.0752 <0.0001 (0.0124) |
Milk fat yield [kg] | 1.79 0.319 (1.79) | 2.44 0.075 (1.37) |
Milk protein content [%] | 0.0171 0.032 (0.0079) | 0.0184 0.0016 (0.0058) |
Milk protein yield [kg] | -1.56 0.271 (1.41) | -1.67 0.106 (1.03) |
a average gene substitution effect of the DGAT1 promoter VNTR allele 5 compared to all other alleles, where α is defined according to Falconer and Mackay [27]; b p-values are given as indices.