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 15.04
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -14.81 -0.375 5.55
Prot (kg) -12.40 -0.441 5.47
Fertility Sub Index 0.01
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.11 1.117 0.12
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.62
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 21.40

* Based on an €80/tonne carbon price