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 3.50
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -3.15 -0.441 1.39
Fertility Sub Index -1.32
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.70
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 12.29

* Based on an €80/tonne carbon price