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 12.83
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -15.21 -0.375 5.70
Prot (kg) -11.27 -0.441 4.97
Fertility Sub Index 1.54
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 1.65
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 20.26

* Based on an €80/tonne carbon price