Table 5. Feed intake and feed conversion in Holstein steers

Item	20 mon	21 mon	22 mon	23 mon	24 mon
Fattening phase
Feed intake (kg/head/d)	8.71	8.71	8.41	8.51	8.56
Concentrate	6.88	6.93	6.44	6.45	6.44
Rice straw	1.83	1.78	1.97	2.06	2.12
Feed conversion ratio (kg/kg)	6.72	7.06	6.70	6.59	6.78
Finishing phase
Feed intake (kg/head/d)	13.94	13.72	13.24	13.05	12.93
Concentrate	12.39	12.19	11.77	11.64	11.46
Rice straw	1.55	1.53	1.46	1.41	1.47
Feed conversion ratio (kg/kg)	10.03	10.09	10.93	11.06	11.75
Overall period
Feed intake (kg/head/d)	12.42	12.38	12.03	11.98	11.96
Concentrate	10.79	10.78	10.44	10.42	10.34
Rice straw	1.63	1.60	1.59	1.56	1.61
Feed conversion ratio (kg/kg)	9.13	9.31	9.86	9.90	10.48