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 4.22
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -4.21 -0.375 1.58
Prot (kg) -3.79 -0.441 1.67
Fertility Sub Index 2.42
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) 0.47 1.117 0.53
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.16
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 11.62

* Based on an €80/tonne carbon price