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 5.77
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -3.90 -0.441 1.72
Fertility Sub Index 2.07
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.47 1.117 0.53
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index -1.27
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 9.15

* Based on an €80/tonne carbon price