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 10.61
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -14.21 -0.375 5.32
Prot (kg) -6.07 -0.441 2.68
Fertility Sub Index 1.24
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.10
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -2.79 -0.432 1.20
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 25.11

* Based on an €80/tonne carbon price