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 6.13
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index 1.05
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.35 1.117 0.39
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.31
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -3.03 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 22.79

* Based on an €80/tonne carbon price