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 6.67
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -8.27 -0.375 3.10
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index -0.15
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.66
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price