Table 2 Summary statistics of phenotypes used

German Fleckvieh bulls

Milk yield DYD

1 779.16

219 257.40

-852.48

3 372.67

Protein yield DYD

59.34

214.18

-23.56

108.65

Fat yield DYD

59.34

320.81

-39.12

137.11

Holstein-Friesian bulls

Milk yield DYD

707.44

434 324.64

-852.09

3 706.01

Protein yield DYD

41.88

391.42

-24.19

104.57

Fat yield DYD

41.14

645.42

-45.81

139.74

Holstein-Friesian cows

Milk yield YD

3.26

26.13

-14.36

19.37

Protein yield YD

0.91

1.54

-4.86

4.23

Fat yield YD

0.21

0.50

-4.17

1.80