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 7.04
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -7.48 -0.441 3.30
Fertility Sub Index 1.12
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index -0.11
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price