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 13.08
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -14.73 -0.375 5.52
Prot (kg) -12.50 -0.441 5.52
Fertility Sub Index 0.96
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.12
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 17.13

* Based on an €80/tonne carbon price