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 2.03
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -1.60 -0.375 0.60
Prot (kg) -2.07 -0.441 0.91
Fertility Sub Index -1.29
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.59
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 2.59

* Based on an €80/tonne carbon price