2021 Orthman Research Yield Book

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Hand Harvest Data Calculated by Ear Weight

Location West End Middle East End

West End Middle East End Rep 1 Rep 2 Rep 3 198.4 221.0 258.0 183.1 286.2 267.3 207.7 276.8 268.7 212.1 262.5 252.6 223.7 245.9 204.4 200.8 275.7 272.6 204.2 277.8 259.5 217.7 254.1 247.9 206.9 250.5 240.0

Rep 1 Rep 2 Rep 3

Wheel Row 1 191.4 230.0 203.3 Wheel Row 2 163.3 253.4 258.7 Wheel Row 3 175.0 262.8 222.6 Wheel Row 4 160.3 217.9 202.8 Wheel Row 5 194.3 249.8 221.4 Wheel Row 6 199.4 232.1 193.0 Wheel Row 7 187.1 253.2 221.0 Wheel Row 8 184.3 256.7 247.9 Wheel Row 9 187.9 264.3 248.9 Wheel Row 10 200.2 242.7 275.3 Wheel Row 11 202.8 250.3 243.3 Wheel Row 12 171.5 257.5 223.6 Wheel Row 13 183.0 247.4 255.5 Wheel Row 14 154.9 221.2 225.8 Wheel Row 15 206.5 269.1 224.2 Wheel Row 16 184.4 267.6 223.7 Average 184.2 248.5 230.7

Track Row 1 Track Row 2 Track Row 3 Track Row 4 Track Row 5 Track Row 6 Track Row 7 Track Row 8 Track Row 9

Track Row 10 229.7 241.8 210.0 Track Row 11 186.3 274.3 243.9 Track Row 12 193.0 257.6 246.1 Track Row 13 221.6 240.0 257.7 Track Row 14 195.5 242.1 252.0 Track Row 15 196.3 233.6 222.7 Track Row 16 203.5 227.6 257.4

205.0 254.2 247.6

% Change 11.33 2.30 7.31 Average Yield Difference -20.9 -5.7 -16.9 Overall Average Difference -14.5

Corn Wheel vs Track

Wheel

Wheel

Track 15.9

Track 15.5

% Mosture Test weight Yield 15.0% Average Yield Difference

17.3 59.3

16.5 62.3

60.0

61.4

252.7

257.5

260.3 261.5

255.1

260.9

7.5

4.0

Average Difference Grain Price

5.8

$5.08 $5.08 $5.08 Revenue $1,283.85 $1,307.99 $1,322.11 $1,328.40 Difference $38.26 $20.41 $5.08

Average Difference

$29.33

Tractor Cost $205,500.00

$256,900.00 $51,400.00

Price Difference

Acres to pay the difference

1343.4 2518.5

Average Acres to pay for the tractor

1752.2

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