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 4.32
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -5.41 -0.375 2.03
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 6.32
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 1.20 1.117 1.34
Calving Sub Index 2.39
Gestation Length (days) -2.60 -0.919 2.39
Beef Sub Index 2.81
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 21.37

* Based on an €80/tonne carbon price