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 0.34
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -0.12 -0.375 0.04
Prot (kg) -0.69 -0.441 0.30
Fertility Sub Index -1.53
Calving Interval (days) 0.87 -1.459 -1.27
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 0.24
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -0.32

* Based on an €80/tonne carbon price