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 0.96
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -0.94 -0.441 0.41
Fertility Sub Index 1.11
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index -0.79
Carcass Weight (kg) -1.35 -0.528 0.71
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 2.35
Live WT (kg) -7.65 -0.307 2.35
Total Carbon Sub Index 3.13

* Based on an €80/tonne carbon price