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 27.57
Milk (kg) -559.00 -0.014 7.83
Fat (kg) -21.18 -0.375 7.93
Prot (kg) -26.75 -0.441 11.81
Fertility Sub Index 0.66
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.10
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 30.96

* Based on an €80/tonne carbon price