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 6.93
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -6.95 -0.375 2.60
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index 2.17
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 0.44 1.117 0.49
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.33
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price