Number of Tons Contracted for/ tons Supplier available Cost ($/ton) BTUs/lb RAG 350,000 22 13,000 Peabody Coal Sales 300,000 26 13,300 Fixed Contract American Coal Sales 275,000 22 12,600 Consol, INC 200,000 32 12,250 Cyprus Amax 175,000 35 12,000 Addington Mining 200,000 31 12,000 Variable Contract Waterloo 180,000 33 11,300 total 1,680,000 Generating Unit Miami Fort Unit 5 Miami Fort Unit 7 Beckjord Unit 1 East Bend Unit 2 Zimmer Unit 1 Total Electricity required (mWh) 550,000 500,000 650,000 750,000 1,100,000 3,550,000 Heart Rate (BTUs per KWh) 10,500 10,200 10,100 10,000 10,000 BTU's (in millions) 5,775,000 5,100,000 6,565,000 7,500,000 11,000,000 Transport Cost ($/ton) Add-On Cost ($/ton) Miami Fort Unit 5 Miami Fort Unit 7 Beckjord Unit 1 East Bend Unit 2 Zimmer Unit 1 Miami Fort Unit 5 Miami Fort Unit 7 Beckjord Unit 1 East Bend Unit 2 Zimmer Unit 1 RAG 5.00 5.00 $ 4.75 $ 5.00 $ 4.75 10.00 $ 10.00 $ 10.00 $ 5.00 $ 6.00 Peabody 3.75 3.75 3.50 $ 3.75 3.50 10.00 $ 10.00 $ 11.00 6.00 7.00 American 3.00 3.00 2.75 3.00 $ 2.75 13.00 13.00 $ 15.00 $ 9.00 9.00 Consol 3.25 3.25 2.85 $ 3.25 S 2.85 10.00 $ 10.00 11.00 7.00 S 7.00 Cyprus 5.00 S 5.00 $ 1.75 5.00 $ 1.75 10.00 10.00 10.00 $ 5.00 $ 6.00 Addington 2.25 $ 2.25 2.00 2.25 2.00 5.00 $ 5.00 S 6.00 4.00 4.00 Waterloo 2.00 S 2.00 S 1.60 S 2.00 S 1.60 11.00 S 11.00 S 11.00 S 7.00 S 9.00 Objective Function: Minimize Total Transportation + add on Cost: 16001054.64 Total Coast of Coal: 37406194.69 Total Cost: 53407249.33ransportation +add-on cost ($/ton) Supplier Miami Fort Unit 5 Miami Fort Unit 7 Beckjord Unit 1 East Bend Unit 2 Zimmer Unit 1 RAG $ 15.00 $ 15.00 $ 14.75 $ 10.00 $ 10.75 Peabody Coal Sales 13.75 $ 13.75 $ 14.50 9.75 $ 10.50 Fixed Contract American Coal Sales 16.00 16.00 17.75 $ 12.00 $ 11.75 Consol, INC. 13.25 13.25 13.85 $ 10.25 9.85 Cyprus Amax 15.00 15.00 14.75 10.00 un 10.75 Addington Mining 7.25 7.25 $ 8.00 6.25 $ 6.00 Variable Contract Waterloo 13.00 S 13.00 12.60 S 9.00 10.60 Optimal Coal Allocation Plan Supplier Miami Fort Unit 5 Miami Fort Unit 7 Beckjord Unit 1 East Bend Unit 2 Zimmer Unit 1 Total Shipped Total Coal Avail RAG 0 0 61538.46154 288461.5385 350,000.00 350,000 Peabody Coal Sales 36654.13534 191729.3233 71616.54135 O 300,000.00 = 300,000 Fixed Contract American Coal Sales 275000 275,000.00 275,000 OO Consol, INC. 33877.55102 166122.449 200,000.00
