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 4.29
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -3.64 -0.375 1.36
Prot (kg) -3.75 -0.441 1.66
Fertility Sub Index -1.39
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.54
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 11.85

* Based on an €80/tonne carbon price