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 15.81
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -14.13 -0.375 5.29
Prot (kg) -14.41 -0.441 6.36
Fertility Sub Index 5.22
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 6.90
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) -3.04 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 34.75

* Based on an €80/tonne carbon price