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 5.42
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index 1.31
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -0.71
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 8.03

* Based on an €80/tonne carbon price