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 7.66
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -7.39 -0.375 2.77
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index 3.18
Calving Interval (days) -1.83 -1.459 2.67
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.03
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 22.92

* Based on an €80/tonne carbon price