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 0.70
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index -0.86
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.44 1.117 -0.49
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 1.06
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 1.11

* Based on an €80/tonne carbon price