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 -0.08
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index -0.43
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.68
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.43 -0.432 1.05
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 12.27

* Based on an €80/tonne carbon price