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Table 4 $P values for different percentages of herd genotyped in three scenariosa given two selection strategiesb

From: Management of lethal recessive alleles in beef cattle through the use of mate selection software

Level of genotyping

% Herd genotyping

$P

Strategy 1

Strategy 2

A

B

C

A

B

C

Base

0

$113.17

$89.67

$84.14

$113.17

$ 89.67

$84.14

Low

10

$113.17

$96.35

$87.91

$114.57

$ 98.24

$100.82

 

20

$113.17

$99.71

$98.43

$114.57

$ 99.61

$102.57

 

30

$113.17

$102.40

$97.54

$114.57

$101.62

$102.45

Intermediate

40

$113.17

$104.15

$99.01

$114.57

$103.19

$104.52

 

50

$113.17

$104.47

$98.58

$114.57

$104.33

$106.33

 

60

$113.17

$105.42

$99.02

$114.57

$105.39

$106.33

High

70

$113.87

$106.45

$98.27

$114.57

$106.39

$106.21

 

80

$113.87

$106.55

$99.18

$114.57

$107.50

$107.59

 

90

$113.87

$107.22

$99.06

$114.57

$108.12

$110.07

 

100

$113.87

$107.35

$99.48

$114.57

$108.79

$110.31

  1. aScenario A (7 loci with high-frequency LOF alleles), scenario B (76 loci with low-frequency LOF alleles), and scenario C (50 with high- and low-frequency loci)
  2. bSelection against carrier parents (strategy 1) and selection and mate allocation to avoid homozygous offspring (strategy 2)