Research Article

Economic Impacts of Using Switchgrass as a Feedstock for Ethanol Production: A Case Study Located in East Tennessee

Table 4

Total delivered feedstock cost for alternative harvest/storage systems.

Item and unitsHarvest/Storage System
Round: bottom unprotectedRound: unprotectedSquare: top and bottom protectedSquare: top unprotected

Productiona ($)$8,674,911$8,979,650$9,210,098$11,247,618
Harvest ($)$25,638,978$26,541,025$23,898,454$29,187,083
Storage ($)$1,849,872$0$3,322,649$2,462,736
Transportation ($)$12,640,953 $12,693,320 $9,825,740 $10,102,615

Total ($)$48,804,714$48,213,995$46,256,941$53,000,052

Cost/dry ton produced ($/Mt)$78.52$74.93$70.11$65.81
Cost/dry ton delivered ($/Mt)$81.77$80.78$77.50$88.80

Cropland converted
 Hay (hectares) 29,084 30,150 30,938 38,078
 Corn (hectares) 121 121 121 121
 Soybeans (hectares) 227 231 255 261
 Wheat (Hectares) 982 983 983 1,004

 Total (hectares) 30,414 31,486 32,297 39,465

Total tonnage produced (Mt) 621,550 643,387 659,862 805,439

aProduction cost also includes amortized establishment of $130.83/hectare. This portion of production cost is allocated to feedstock investment in economic impact analysis.