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 12.04
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -13.23 -0.375 4.96
Prot (kg) -10.51 -0.441 4.64
Fertility Sub Index -0.84
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.01
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 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 14.05

* Based on an €80/tonne carbon price