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 0.55
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -1.39 -0.375 0.52
Prot (kg) 0.35 -0.441 -0.15
Fertility Sub Index -0.64
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.64
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 6.25 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 9.28

* Based on an €80/tonne carbon price