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 9.05
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -10.56 -0.375 3.96
Prot (kg) -8.87 -0.441 3.91
Fertility Sub Index 0.73
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.04
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 13.20

* Based on an €80/tonne carbon price