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 3.44
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 0.86
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.21
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 16.07

* Based on an €80/tonne carbon price