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 6.90
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -7.18 -0.375 2.69
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index -0.67
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.68
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -2.06 -0.432 0.89
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 13.00

* Based on an €80/tonne carbon price