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 2.40
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -2.71 -0.375 1.02
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index -2.01
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.94 1.117 -1.05
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index 0.17
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 2.00

* Based on an €80/tonne carbon price