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 3.27
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -2.94 -0.375 1.10
Prot (kg) -2.91 -0.441 1.28
Fertility Sub Index 0.25
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.07 1.117 0.08
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.73
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.77 -0.432 1.20
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price