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 14.78
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -17.82 -0.375 6.67
Prot (kg) -12.93 -0.441 5.71
Fertility Sub Index 3.96
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 1.21 1.117 1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.83
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 23.39

* Based on an €80/tonne carbon price