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 5.95
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 0.16
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.40
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 15.40

* Based on an €80/tonne carbon price