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 1.57
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index -1.30
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.47
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 8.65 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 7.01

* Based on an €80/tonne carbon price