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 12.68
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -16.85 -0.375 6.31
Prot (kg) -9.79 -0.441 4.32
Fertility Sub Index 1.76
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.56
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 23.25

* Based on an €80/tonne carbon price