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 3.48
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.31 -0.375 0.49
Prot (kg) -3.19 -0.441 1.41
Fertility Sub Index 1.67
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 0.42 1.117 0.47
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.59
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.71 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 16.89

* Based on an €80/tonne carbon price