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 3.15
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index -0.83
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.31 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 3.35

* Based on an €80/tonne carbon price