Harvest Loss Calculator

EZ Custom Ag Calculator

Harvest Loss Calculator

Turn corn kernels or soybean counts into bushels and dollars lost per acre.

Count grain in one 12 × 12-inch square. For several spots, enter the average count per square, not the total.
Count in a 12 × 12-inch square before harvest. Blank = not measured.
Optional. Enter your price to see dollar losses.
Optional. Enter acres for field totals.
Enter your numbers to see results.

Sampling reference: Iowa State University Extension

Important: Approximate conversion: 2 corn kernels or 4 soybeans per square foot = 1 bu/acre. Sample across the full header width. Grain size and sampling variability affect accuracy. Dollar values are gross grain value, not guaranteed savings.

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