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 8.07
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -7.82 -0.375 2.93
Prot (kg) -7.72 -0.441 3.41
Fertility Sub Index 1.69
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.03
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 12.89

* Based on an €80/tonne carbon price