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 9.59
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -9.86 -0.375 3.69
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index -0.04
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.29 1.117 0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.76
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 15.06

* Based on an €80/tonne carbon price