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 1.78
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index -2.40
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -0.74 1.117 -0.83
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.37
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 1.46

* Based on an €80/tonne carbon price