Table 1. Trait means, standard deviations, variance components for the carcass traits, and number of animals in the Hanwoo discovery set.

Traits	Phenotypic Data				Variance components
	Mean	SD	Min	Max	σ2 g	σ2 p	h2
Carcass weight (kg)	356.4	37.8	183	488	347.6	1056.1	0.33
Eye muscle area (Cm2)	81.1	8.6	59	111	23.7	57.6	0.41
Marbling score (1–9)	3.1	1.5	1	9	1.43	2.86	0.50
Backfat thickness (mm)	8.9	3.6	2	35	4.5	11.2	0.40