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 26.17
Milk (kg) -663.00 -0.014 9.28
Fat (kg) -20.45 -0.375 7.66
Prot (kg) -20.91 -0.441 9.23
Fertility Sub Index -0.80
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) -1.70 1.117 -1.90
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 0.68
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.83 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 25.38

* Based on an €80/tonne carbon price