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 3.15
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -3.58 -0.375 1.34
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index -1.06
Calving Interval (days) 1.43 -1.459 -2.09
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.57
Gestation Length (days) 0.62 -0.919 -0.57
Beef Sub Index -1.81
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 7.85 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price