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 3.43
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index -3.41
Calving Interval (days) 1.86 -1.459 -2.71
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.53
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 2.44

* Based on an €80/tonne carbon price