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 6.37
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index -1.29
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.81
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 7.29

* Based on an €80/tonne carbon price