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 0.75
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -0.67 -0.441 0.30
Fertility Sub Index -1.40
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -0.15 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 8.27

* Based on an €80/tonne carbon price