Age group Model   Parameters
Intercept β1 β2 β3 β4 R2 adjust.
Female              
0PPI CG+BL+WH+RW -53.95 ± 6.96 0.44 ± 0.08 0.31 ± 0.10 0.55 ± 0.10 -0.48 ± 0.25 0.83
1PPI CG -0.32 ± 7.68 0.35 ± 0.10       0.16
≥2 PPI CG+BL -15.12 ± 3.9 0.41 ± 0.05 0.18 ± 0.06     0.30
Overall CG+BL+WH -23.49 ± 4.00 0.44 ± 0.04 0.16 ± 0.05 0.11 ± 0.05   0.36
Male              
0PPI CG+BL+WH -26.25 ± 4.49 0.38 ± 0.06 0.23 ± 0.10 0.18 ± 0.08   0.57
≥1PPI CG + RH -61.74± 20.94 0.52 ± 0.19 0.72 ± 0.23     0.36
Overall CG+BL+RH -35.83 ± 4.27 0.43 ± 0.06 0.15 ± 0.09 0.33 ± 0.08   0.67
NB: It is difficult to put the value of AIC, Cp and BIC although the above table was estimated based on the value of AIC, Cp and BIC.
Table 5: Multiple regression analysis of live weight on different body measurements for ewe and ram by age group.