A meta-analysis of genome-wide association studies for average daily gain and lean meat percentage in two Duroc pig populations

Table 1 Phenotype and heritability statistics for ADG and LMP in two Duroc populations

Population¹	Traits²	N³	Mean (SD)⁴	C.V. (%)⁵	h² (SE) ⁶	Phenotypic correlations⁷	Genetic correlations⁸
AD	ADG	3770	619.43 ± 32.70 (g)	5.28	0.26 ± 0.02	0.17	0.34 ± 0.06
AD	LMP	3769	62.24 ± 1.00 (%)	1.61	0.30 ± 0.02	0.17	0.34 ± 0.06
CD	ADG	2090	613.75 ± 43.26 (g)	7.05	0.28 ± 0.03	0.09	0.20 ± 0.07
CD	LMP	2082	61.02 ± 1.52 (%)	2.50	0.36 ± 0.03	0.09	0.20 ± 0.07

¹American Duroc pig population (AD), Canadian Duroc pig population (CD). ²Average daily gain (ADG), lean meat percentage (LMP). ³Number (N). ⁴Mean (standard deviation). ⁵Coefficient of variation (C.V.). ⁶Heritability (standard error). ^{7, 8}Phenotypic and genetic correlations (standard deviation) of ADG and LMP trait values, all of the phenotypic correlation coefficients are significant with P < 0.05

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