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 25.12
Milk (kg) -575.00 -0.014 8.05
Fat (kg) -22.62 -0.375 8.47
Prot (kg) -19.48 -0.441 8.60
Fertility Sub Index -0.71
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.64
Gestation Length (days) 0.70 -0.919 -0.64
Beef Sub Index -1.98
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 22.35

* Based on an €80/tonne carbon price