Table 1.

Chemical composition of feeds (g/kg DM)

Item	Concentrate1	Meadow hay	Pasture	Oats
Organic matter	912	922	908	970
Crude protein	192	82	152	91
Crude fibre	106	303	249	126
Ether extract	36	20	30	34
NDF	282	566	471	356
ADF	124	361	321	164
Se (mg/kg DM)	0.16	0.09	0.09	0.1
Zn (mg/kg DM)	27.2	14.9	15.1	19.8

¹The concentrate was composed of 40% oat meal, 29% wheat-rye meal, 19.5% soy-bean meal, 10% rapeseed cake, 1% limestone and 0.5% NaCl.