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 17.36
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -15.30 -0.375 5.73
Prot (kg) -14.35 -0.441 6.33
Fertility Sub Index 0.64
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.58
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -2.93 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 23.27

* Based on an €80/tonne carbon price