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 12.52
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -11.95 -0.375 4.48
Prot (kg) -9.12 -0.441 4.03
Fertility Sub Index -1.04
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.55
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 19.43

* Based on an €80/tonne carbon price