Maintenance cost variables  
For mileage range  0 to 36k  36k to 60k  60k to 100k  100k to 150k  greater then 150k 
Repair costs per mile  
Insurance costs per year 
Time variables:  Time horizion:  Discount rate: 

Fuel costs  
Gas Costs  Electricity Costs  

Gas price / gallon  electricity price /kwh  
Enviro cost of gas / gallon  Enviro cost of electricity /kwh 
Toggle display of the environmental costs worksheet ...
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Environmental fuel costs worksheet


...  Green energy faction: 0  Green energry Cost/kwh: 0 
Toggle display of green energy variables worksheet
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Green energy variables worksheet: Are you producing any green electricity(i.e.; using photovoltaic panels) ...


Full gas price per gallon:  4.00  Full electricity price per kwh:  0.15 
Environmentalcosts of building a car variables  
Gallons per lb of normal car  Toggle display of build costs worksheet
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Environmental costs of building a car worksheet


Gallons per lb of hybrid car 
Miles you drive (this is assumed to apply to all cars  your choice of new car will not effect your driving habits)  
Short trip miles 
Toggle display of short trip miles worksheet ...
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Short trip miles worksheet: compute your yearly short trip (city) miles ...


Long trip miles  
Current car long trip miles  Set to 0 if you will NOT be keeping the current car 
Maintenance cost variables  
For mileage range  0 to 36k  36k to 60k  60k to 100k  100k to 150k  greater then 150k 
Repair costs per mile  
Insurance costs per year 
Specs of your current car (miles driven per year: 12000)  
Current car:  Name:  Current mileage:  
Short trip mpg  Short trip gallons: 350  Yearly short trip costs: 1400  
Long trip mpg  Long trip gallons: 100  Yearly long trip costs: 400  
current car long trip miles  gallons: 67  costs: 270  
average mpg: 25  Yearly fuel costs: 2070  
Maintenance costs 

Specs for new cars (miles driven per year: 12000)  
Alternate car 1:  Name: 


Short trip mpg  Short trip gallons: 175  Yearly short trip costs: 700  
Long trip mpg  Long trip gallons: 75  Yearly long trip costs: 300  
average mpg: 25  Yearly fuel costs: 1270  
Maintenance costs 


Alternate car 2:  Name: 


Short trip mpg  Short trip gallons: 175  Yearly short trip costs: 700  
Long trip mpg  Long trip gallons: 75  Yearly long trip costs: 300  
average mpg: 25  Yearly fuel costs: 1070  
Maintenance costs 


Alternate car 3:  Name: 


NonEV short trip mpg  Short trip gallons: 140  Yearly short trip costs: 560  
Long trip mpg  Long trip gallons: 60  Yearly long trip costs: 240  
average mpg: 25  Yearly fuel costs: 1070  
Maintenance costs 


Alternate car 4:  Name: 


NonEV short trip mpg  Short trip gallons: 140  Yearly short trip costs: 560  
Long trip mpg  Long trip gallons: 60  Yearly long trip costs: 240  
average mpg: 25  Yearly fuel costs: 1070  
Maintenance costs 

Car  Yearly cost  Cost differences  

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Car  Purchase and maintenance  enviro build cost  Fuel costs  Total cost 
