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 17.10
Milk (kg) -448.00 -0.014 6.27
Fat (kg) -13.07 -0.375 4.90
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index -0.45
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.27
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 17.27

* Based on an €80/tonne carbon price