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 3.66
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -3.76 -0.375 1.41
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index -0.70
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.06
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 5.25

* Based on an €80/tonne carbon price