Montana State University

Duane Griffith

Montana State University
Extension Economics
P.O. Box 172800
Bozeman, MT 59717-2800

Tel: (406) 994-2580
Fax: (406) 994-4838
Location: 210B Linfield Hall







Machinery Management
Software Downloads


Left Click below on bulleted links to run software and
Right Click to Download....


MACRO ALERT: Some of these spreadsheets contain macros to help print results for the program. You can download these spreadsheets to your computer but may still get a warning about macros. If you choose to open the spreadsheet on the Web, you may get a security message if your security settings on your computer are set at the highest level.

If you get a security warning, click okay. The program will open on the Web, but the print macros will not work.


  • Lease versus Purchase
    Looks at three economic considerations for accomplishing a particular task, outright purchase, straight lease, or a lease with an option to buy, and renting.  The net present value of these options are compared to determine the lowest cost option. 

  • Revised Machinery Cost Custom Rates Breakeven Analysis (April 2011)
    Calculates the cost of owning and operating machinery for one powered  piece of equipment and up to two pulled implements.  It also calculates the break-even acreage a producer must have in order to own a piece of machinery and the custom rate a producer would charge if he were to use a piece of machinery to custom farm for someone else. 

  • Single Machine Cost Estimate
    Calculates the cost to own and operate 1 piece of machinery.  Can be any pulled implement or powered equipment.  

  • Trucks
    Calculates the number of hours of use for individual trucks given the way they are used on a particular operation.