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 12.32
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -14.43 -0.375 5.40
Prot (kg) -12.24 -0.441 5.40
Fertility Sub Index -8.06
Calving Interval (days) 4.30 -1.459 -6.27
Survival (%) -1.60 1.117 -1.79
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 2.25
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 6.71

* Based on an €80/tonne carbon price