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 2.41
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index -0.11
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) -2.20 1.117 -2.46
Calving Sub Index 2.65
Gestation Length (days) -2.88 -0.919 2.65
Beef Sub Index -1.36
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index -5.12
Live WT (kg) 16.70 -0.307 -5.12
Total Carbon Sub Index -1.53

* Based on an €80/tonne carbon price