Table 6. Feed intake and feed conversion in Holstein steers

Item	22 month		24 month		p-value1)
	T12)	T2	T3	T4
Fattening phase
Feed intake (kg/head/day)	8.75	8.88	8.73	8.63
Concentrate	6.65	6.67	6.64	6.61	0.8724
Rice straw	2.10	2.21	2.09	2.02	0.6816
Feed conversion ratio (kg/kg)	7.42	7.16	7.46	7.02
Finishing phase
Feed intake (kg/head/day)	13.40	13.43	12.45	12.30
Concentrate	11.98	11.94	11.24	11.01	0.8156
Rice straw	1.42	1.49	1.21	1.29	0.6487
Feed conversion ratio (kg/kg)	11.75	10.66	10.73	10.25
Overall period
Feed intake (kg/head/day)	11.18	11.16	11.98	11.93
Concentrate	9.32	9.31	10.40	10.28	0.2748
Rice straw	1.86	1.85	1.57	1.65	0.3487
Feed conversion ratio (kg/kg)	9.72	8.93	10.49	9.67

Probability of the F test.
Each group were set to 70% (T1) and 72% (T2) during fattening phase and 74% (T3) and 76% (T4) for the finishing phase, respectively.