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 -0.32
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) 0.29 -0.441 -0.13
Fertility Sub Index 2.06
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.92
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 13.19

* Based on an €80/tonne carbon price