Table 1 Statistics for missing and depleted homozygous SNP haplotypes in four lines of layer chickens

Samples

4409

7197

3983

6737

Trios

2291

3619

3539

3118

Number of haplotypes

9

13

7

50

Number of loci

9

13

7

45

Average haplotype length

24.22

33.3

22.29

23.20

Average number of haplotypes per window

17.11

15.08

12.43

15.40

Average haplotype frequency

2.6%

3.1%

8.3%

1.5%

Average homozygous expected

6.06

8.13

30.71

8.08

Average carrier matings with genotyped offspring

3.11

4.23

53.71

3.12

Average carrier matings in pedigree

9.00

12.38

54.71

6.62

Average carrier progeny

24.22

32.54

119.71

32.32

Percentage heterozygote carrier progeny

60.1%

51.3%

70.5%

46.0%

Average number of genes in window

20.9

20.0

9.14

6.30