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 7.82
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -7.43 -0.375 2.78
Prot (kg) -6.79 -0.441 3.00
Fertility Sub Index 1.63
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.40
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.90 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 21.77

* Based on an €80/tonne carbon price