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 8.05
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 2.03
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.27
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 12.86

* Based on an €80/tonne carbon price