Energy and Nutrient Recovery from Cattle Feedlots

Table 2

Value of energy based on prediction maps. Harvesting whole pen is compared to selective harvesting with a threshold set at HHV > 2700.

	Feedyard A, Pen A	Feedyard B, Pen B	Feedyard A, Pen A HHV>2700	Feedyard B, Pen B HHV>2700
Average Energy, BTU/lb	3224	1771	3450	3228
Area Harvested, %	100	100	85	24
Harvested mass, kg	273,000	180,000	233,000	43,000
Value/m^3, energy, $/m^3 (coal)	21.87	12.01	23.40	21.90
Value/m^3, energy, $/m^3 (gas)	39.48	21.69	42.25	39.53