meta Average Gain in LPI Reliability Due to Genomics | The Bullvine
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Average Gain in LPI Reliability Due to Genomics

Friday, August 15th, 2014

The Canadian Dairy Network (CDN) has released a breakdown on the Average Gain in LPI Reliability due to Genomics after the 2014 August Proof Run.

Sub-Group for Holstein Breed

Average LPI Reliability (%)

Traditional

Genomics

Gain

DGV Weight

≥50K Young Bulls and Heifers with a Proven Sire

40

73

33

65%

≥50K Young Bulls and Heifers with a GPA LPI Sire (GYS)

36

67

31

65%

Heifers with LD Genotype (Born 2012-2014)

34

68

34

67%

Younger Cows in 1st or 2nd Lactation with LD Genotype

51

72

21

59%

LD Foreign Cows with MACE in Canada

41

71

30

63%

1st Crop Progeny Proven Sires

in Canada

86

91

5

51%

Foreign Sires with MACE in Canada

69

83

14

55%

Sub-Group for Jersey Breed

Average LPI Reliability (%)

Traditional

Genomics

Gain

DGV Weight

≥50K Young Bulls and Heifers

with a Proven Sire

35

54

19

61%

Heifers with LD Genotype (Born 2012-2014)

28

47

19

63%

Younger Cows in 1st or 2nd Lactation with LD Genotype

51

56

5

52%

Foreign Cows with MACE in Canada

39

56

17

59%

1st Crop Proven Sires

in Canada

78

83

5

52%

Foreign Sires with MACE in Canada

70

77

7

52%

Sub-Group for Brown Swiss Breed

Average LPI Reliability (%)

Traditional

Genomics

Gain

DGV Weight

≥50K Young Bulls and Heifers with a Proven Sire

31

53

22

63%

Heifers with LD Genotype (Born 2012-2014)

29

51

22

64%

Younger Cows in 1st or 2nd Lactation with LD Genotype

44

56

12

56%

Foreign Cows with MACE in Canada

39

57

18

59%

1st Crop Proven Sires in Canada

67

76

9

53%

Foreign Sires with MACE in Canada

62

72

10

54%

Sub-Group for Ayrshire Breed

Average LPI Reliability (%)

Traditional

Genomics

Gain

DGV Weight

≥50K Young Bulls and Heifers with a Proven Sire

36

38

2

51%

Heifers with LD Genotype (Born 2012-2014)

29

33

4

53%

Younger Cows in 1st or 2nd Lactation with LD Genotype

46

47

1

51%

1st Crop Proven Sires in Canada

78

79

1

50%

Foreign Sires with MACE in Canada

65

68

3

51%

Source: CDN

(T1, D1)

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