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 3.29
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -3.87 -0.441 1.71
Fertility Sub Index -1.18
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.44
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 4.27

* Based on an €80/tonne carbon price