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 -4.31
Milk (kg) 94.00 -0.014 -1.32
Fat (kg) 8.65 -0.375 -3.24
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index 0.88
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.27
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -3.39

* Based on an €80/tonne carbon price