Economic Impact of Harvesting Corn Stover under Time Constraint: The Case of North Dakota

Table 6

Baseline assumptions used in the three harvest models.

	Corn grain only	Corn grain and cob; One-pass harvest	Corn grain and stover; Two-pass harvest
Corn price ($/ton)	142.86	142.86	142.86
Cob price ($/ton)	—	55.00	—
Stover price ($/ton)	—	—	45.00
Corn production cost ($/ac)	356.92	356.92	356.92
Corn harvest cost ($/ac)	28.71	57.43	28.71
Cob harvest cost ($/ac)	—	19.36	—
Stover harvest cost ($/ac)	—	—	33.53
Corn yield (ton/ac)	4.04	4.04	4.04
Cob yield (ton/ac)	—	0.35	—
Stover yield (ton/ac)	—	—	0.68
Combine capacity (ac/hr)	6.79	3.39	6.79
Baler capacity (ac/hr)	—	—	9.70
Labor capacity for grain harvest (ac/hr)	5.43	5.43	5.43
Labor capacity for stover harvest (ac/hr)	—	—	7.76
Total farm acres	2,000.00	2,000.00	2,000.00