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 3.40
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -3.62 -0.441 1.60
Fertility Sub Index -0.72
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 3.10

* Based on an €80/tonne carbon price