What’s Your Contribution Margin?

The University of Purdue and other universities do a good job of providing estimated crop costs and return guides for each major crop grown in their area.  I decided to take their 2010 Crop Cost and Return Guide and update with three ranges of prices for the five different crop rotations shown.  I am using a low, average and high price for these crops based solely on an educated guess by me as to what prices might be over the next twelve months.  Based on 2008, almost all of these numbers were hit, so I think we stand a good chance of hitting most of these numbers on at least the average and hopefully the high side.

The table is as follows: 

              DC Beans
    Cont Rot Rot   DC  With
    Corn Corn Beans Wheat Beans Wheat
               
  Yield 180 191 59 84 35  
               
Low Price               4.50               4.50            9.00               6.00           9.00  
Average Price               6.00               6.00         12.00               7.00         12.00  
High Price               7.50               7.50         15.00               8.00         15.00  
               
Low Revenues  $            810  $            860  $            531  $            504  $            315  $            819
Average Revenues  $         1,080  $         1,146  $            708  $            588  $            420  $         1,008
High Revenues  $         1,350  $         1,433  $            885  $            672  $            525  $         1,197
               
  Variable costs  $            380  $            367  $            206  $            172  $            170  $            342
               
Low Contrib. Margin  $            430  $            493  $            325  $            332  $            145  $            477
Average Contrib. Margin  $            700  $            779  $            502  $            416  $            250  $            666
High Contrib. Margin  $            970  $         1,066  $            679  $            500  $            355  $            855

As you can see, in most cases, corn will generate the highest amount of contribution margin to the farm operation, however, this is based upon input costs using 2010 numbers.  I believe that costs for 2011 for fertilizer and fuel will most likely be higher than 2010, therefore, you will need to update with the pricing levels that you expect for these input costs.  Also, double cropping wheat with beans is very competitive with corn and since most of the winter wheat has already been planted in a lot areas, these acres will not be available for corn.

This is a fairly easy spreadsheet to work up.  You just need to determine your total variable farm costs by crop and then plug in your yield and estimated pricing.  Every farmer should prepare and update these spreadsheets before making any planting decisions.

  • Principal
  • CliftonLarsonAllen
  • Walla Walla, Washington
  • 509-823-2920

Paul Neiffer is a certified public accountant and business advisor specializing in income taxation, accounting services, and succession planning for farmers and agribusiness processors. Paul is a principal with CliftonLarsonAllen in Walla Walla, Washington, as well as a regular speaker at national conferences and contributor at agweb.com. Raised on a farm in central Washington, he has been immersed in the ag industry his entire life, including the last 30 years professionally. Paul and his wife purchase an 180 acre ranch in 2016 and enjoy keeping it full of animals.

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