Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.09
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -3.78 -0.441 1.67
Fertility Sub Index 1.93
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) -0.36 1.117 -0.40
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.45
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price