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 2.36
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -0.32 -0.375 0.12
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index -9.04
Calving Interval (days) 4.58 -1.459 -6.68
Survival (%) -2.11 1.117 -2.36
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.51
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -6.21

* Based on an €80/tonne carbon price