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 15.10
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -15.86 -0.375 5.94
Prot (kg) -10.83 -0.441 4.78
Fertility Sub Index 6.31
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.71 1.117 0.79
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.57
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 23.52

* Based on an €80/tonne carbon price