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 9.15
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -10.85 -0.375 4.06
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index 0.04
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.12
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 8.75

* Based on an €80/tonne carbon price