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 8.18
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 0.80
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.07
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 17.11

* Based on an €80/tonne carbon price