Table 2. Nutrient Composition of Wyoming Hays

Hay Type	Irrigation Practice	Maturity at Harvest	% Crude Protein	TDN (%)
Grass	Irrigated	Heads Emerging	8.31	54.46
Grass	Irrigtated	Mature	6.98	49.24
Grass	Dryland	Heads Emerging	6.03	53.67
Grass	Dryland	Mature	4.86	40.50
Alfalfa	Irrigated	10% Bloom	16.43	63.21
Alfalfa	Irrigated	Mid-bloom	14.14	54.36