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 1.81
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -2.08
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.68
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 0.65

* Based on an €80/tonne carbon price