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 8.91
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -8.09 -0.375 3.03
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index 1.00
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 0.36 1.117 0.40
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.01
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 20.03

* Based on an €80/tonne carbon price