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 4.00
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -1.92
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index -0.50
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 6.44

* Based on an €80/tonne carbon price