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 2.80
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.97 -0.375 1.11
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index -0.29
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.00
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 4.23

* Based on an €80/tonne carbon price