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 -0.97
Milk (kg) 19.00 -0.014 -0.27
Fat (kg) -0.70 -0.375 0.26
Prot (kg) 2.20 -0.441 -0.97
Fertility Sub Index 2.34
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.23
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 6.35

* Based on an €80/tonne carbon price