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 2.32
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -1.90 -0.375 0.71
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 1.86
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.39
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 6.12

* Based on an €80/tonne carbon price