Table 2.

Descriptive statistics for runs of homozygosity and inbreeding coefficients (F) within each breed.

Breed	Sample Size	SNP Number *	Average Length(Mb)		Average Number		FROH		FHOM	${\mathit{r}}_{({\mathit{F}}_{\mathit{R}\mathit{O}\mathit{H}},{\mathit{F}}_{\mathit{H}\mathit{O}\mathit{M}})}$
			Mean ± SE	Range	Mean ± SE	Range	Mean ± SE	Range
Landrace	83	44~1853	6.33 ± 0.21	28.11~478.17	26.13 ± 1.14	7~50	0.073 ± 0.0047	0.012~0.20	−0.0013 ± 0.0094	0.95
Songliao	86	46~2100	7.49 ± 0.31	0~752.25	26.60 ± 0.96	0~49	0.089 ± 0.0063	0~0.31	0.0050 ± 0.010	0.98
Yorkshire	477	43~2318	6.21 ± 0.063	0~482.18	35.34 ± 0.39	0~59	0.092 ± 0.0015	0~0.20	0.034 ± 0.0031	0.93
Average	215.33	43~2318	6.40 ± 0.070	0~752.25	32.99 ± 0.38	0~59	0.089 ± 0.0015	0~0.31	0.026 ± 0.0031	0.94

*: the range of single nucleotide polymorphisms (SNPs) involved in ROH; $r_{(F_{ROH},F_{HOM})}$, correlation between F_ROH and F_HOM.