Table 7. Effects of increased CP intake during pregnancy period on the carcass traits of male offspring in Hanwoo

Item	CON-O (n=22)	TRT-O (n=17)	p-value
Yield traits
Carcass weight (kg)	424.00 ± 52.90b	481.29 ± 57.57a	0.003
Back fat thickness (mm)	12.23 ± 5.15	15.65 ± 5.96	0.069
Rib eye area (cm2)	91.45 ± 8.73	95.24 ± 10.50	0.240
Yield index	62.05 ± 1.73a	60.65 ± 1.84b	0.021
Yield grade score12)	2.14 ± 0.77a	1.59 ± 0.71b	0.028
Quality traits
Marbling score	5.00 ± 2.12	5.71 ± 1.69	0.254
Meat color	4.55 ± 0.51	4.47 ± 0.51	0.654
Fat color	3.00 ± 0.00	2.94 ± 0.24	0.332
Texture	1.59 ± 0.59	1.65 ± 0.79	0.808
Maturity	2.18 ± 0.39	2.24 ± 0.44	0.695
Quality grade score2)	3.32 ± 1.04	3.82 ± 0.95	0.105
Auction price (USD/kg)	17.46 ± 3.16	18.29 ± 2.28	0.352

Yield grade score: Grade A, 3; grade B, 2; grade C, 1.
Quality grade score: Grade 1⁺⁺, 5; grade 1⁺, 4; grade 1, 3; grade 2,2; grade 3, 1.
Means with difference superscripts in the same row are significantly different (p < 0.05).
CP, crude protein; CON-O, control male offspring; TRT-O, treatment male offspring; USD, United States dollar.