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 1.11
Milk (kg) -74.00 -0.014 1.04
Fat (kg) 0.59 -0.375 -0.22
Prot (kg) -0.67 -0.441 0.30
Fertility Sub Index 2.02
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.63
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 10.79

* Based on an €80/tonne carbon price