Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 12.63
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -12.72 -0.375 4.76
Prot (kg) -10.61 -0.441 4.68
Fertility Sub Index 0.40
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 1.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price