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 16.69
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -16.87 -0.375 6.32
Prot (kg) -14.08 -0.441 6.21
Fertility Sub Index 7.93
Calving Interval (days) -5.20 -1.459 7.59
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.68
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 36.20

* Based on an €80/tonne carbon price