Factor Df Sums of Squares Mean Squares % Variation F-Model R2 P-value
Cross 7 3.72 0.53 37.69 1.97 0.05 0.001***
Sire 59 19.91 0.34 23.95 1.25 0.25 0.002**
Pen 8 2.17 0.27 19.24 1.01 0.03 0.443
Residuals 203 54.68 0.27 19.12 0.68
Total 277 80.47 1.41 100.00 1.00