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 3.62
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -5.06 -0.375 1.90
Prot (kg) 0.06 -0.441 -0.03
Fertility Sub Index 2.22
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.90 1.117 1.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.83
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 15.42

* Based on an €80/tonne carbon price