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 6.09
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -5.70 -0.441 2.52
Fertility Sub Index 0.52
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.36 1.117 0.40
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.28
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 16.74

* Based on an €80/tonne carbon price