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 19.14
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -20.75 -0.375 7.77
Prot (kg) -15.79 -0.441 6.97
Fertility Sub Index 0.36
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.30 1.117 0.34
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.99
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 29.59

* Based on an €80/tonne carbon price