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 11.73
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -11.89 -0.375 4.45
Prot (kg) -8.97 -0.441 3.96
Fertility Sub Index 1.14
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.71
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 20.74

* Based on an €80/tonne carbon price