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 6.71
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -4.86 -0.375 1.82
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 0.08
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 2.55
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 11.18

* Based on an €80/tonne carbon price