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 18.15
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -15.23 -0.375 5.70
Prot (kg) -16.78 -0.441 7.41
Fertility Sub Index -0.24
Calving Interval (days) 0.22 -1.459 -0.32
Survival (%) 0.07 1.117 0.08
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 1.74
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 24.67

* Based on an €80/tonne carbon price