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 1.55
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.77 -0.375 0.66
Prot (kg) 0.41 -0.441 -0.18
Fertility Sub Index 1.17
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 0.64 1.117 0.72
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.32
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price