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 0.26
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index -1.35
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.90
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 1.55

* Based on an €80/tonne carbon price