Table 3.

Effect of feeding system on DM and TDN intakes, body weight gain, and feed conversion of Hanwoo steers

Item	Treatments1),2)		p value
	CON	TMR
DM intake (kg/d)
Growing period3)	6.55±0.37	6.65±0.21	0.793
Fattening period3)	8.81±0.15	8.96±0.06	0.334
Finishing period3)	9.00±0.11	8.29±0.19	0.002
Average	8.46±0.14	8.33±0.10	0.444
TDN intake (kg/d)
Growing period	4.25±0.13	4.68±0.15	0.038
Fattening period	6.03±0.07	6.42±0.04	0.000
Finishing period	6.57±0.08	6.38±0.14	0.219
Average	5.88±0.09	6.09±0.08	0.105
Body wt. (kg)
Initial body wt.	220.9±4.58	226.5±3.18	0.312
Growing period	266.9±3.68	273.4±2.81	0.173
Fattening period	468.7±6.06	465.7±3.81	0.677
Finishing period	672.7±5.97	640.3±3.70	0.000
Final body wt.	730.2±14.11	695.7±10.34	0.056
Total body gain	509.3±18.99	469.2±22.25	0.279
Daily body gain (kg)
Growing period	0.79±0.04	0.86±0.03	0.160
Fattening period	0.90±0.03	0.77±0.02	0.002
Finishing period	0.63±0.02	0.57±0.02	0.038
Average	0.79±0.02	0.73±0.01	0.010
Feed conversion
Growing period	9.01±0.78	8.30±0.72	0.592
Fattening period	10.30±0.52	11.64±0.76	0.215
Finishing period	14.16±0.90	14.68±0.92	0.484
Average	11.01±0.54	11.23±0.74	0.226

DM, dry matter; TDN, total digestible nutrient; TMR, total mixed ration; SE, standard error.

¹⁾Mean±SE.

²⁾CON, steers fed concentrate and rice straw separately; TMR, steers fed a TMR.

³⁾Growing period, 8–12 month of age; fattening period,13–23 month of age; finishing period, 24–30 month of age.