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 6.91
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index 0.62
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.27 1.117 0.30
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.77
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 18.47

* Based on an €80/tonne carbon price