Table 2. Steer productivity characteristics and carcass outcomes of Hanwoo steers fed with conventional (control; 25% roughage), 50% roughage (T₅₀), and 70% roughage (T₇₀) diets

Item	Control	T₅₀	T₇₀	SEM¹⁾
Steer productivity characteristics
Start weight (kg)	536.9^a	521.5^ab	505.1^b	12.532
End weight (kg)	712.9^a	693.8^b	691.0^b	13.654
Total weight gain (kg)	176.0^b	172.3^b	185.9^a	4.347
Daily weight gain (kg)	0.84	0.82	0.89	0.039
Feed conversion ratio	17.90	16.45	15.25	0.762
Meat yield characteristics
Live weight (kg)	712.9^a	693.8^b	691.0^b	13.654
Carcass weight (kg)	409.6^a	400.9^a	392.9^b	15.401
Backfat thickness (mm)	10.7	11.3	14.0	3.982
Cross-sectional area of sirloin (cm²)	78.1^b	84.4^a	79.3^ab	8.345
Meat yield index	65.0	65.7	63.5	2.701
Meat yield grade (A:B:C, %)	0:100:0	12:76:12	25:50:25	-
Carcass grading characteristics
Intramuscular fat	5.7^b	6.4^a	6.0^a	1.996
Meat quality grade (1⁺⁺:1⁺:1:2,%)	28:29:14:29	13:62:25:0	38:25:12:25	-

n=6.
Values with different letters differ significantly (p<0.05).