Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -0.24
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) 0.24 -0.375 -0.09
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index -0.70
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.40
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -0.71

* Based on an €80/tonne carbon price