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 7.79
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -6.83 -0.375 2.56
Prot (kg) -7.72 -0.441 3.41
Fertility Sub Index -4.90
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 4.33

* Based on an €80/tonne carbon price