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 11.58
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -9.46 -0.441 4.18
Fertility Sub Index 0.66
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.26 1.117 0.29
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.53
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 20.56

* Based on an €80/tonne carbon price