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 -0.57
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) -2.85 -0.375 1.07
Prot (kg) 3.02 -0.441 -1.33
Fertility Sub Index 5.01
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 2.49 1.117 2.78
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index -2.25
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index 2.43

* Based on an €80/tonne carbon price