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 11.66
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -13.79 -0.375 5.17
Prot (kg) -10.25 -0.441 4.52
Fertility Sub Index -1.87
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -1.99
Gestation Length (days) 2.17 -0.919 -1.99
Beef Sub Index -0.70
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.05 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 12.97

* Based on an €80/tonne carbon price