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 -0.26
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) 0.21 -0.441 -0.09
Fertility Sub Index 1.31
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.33
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.10 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 13.39

* Based on an €80/tonne carbon price