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 3.75
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -2.54 -0.375 0.95
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 2.94
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 1.87 1.117 2.09
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.45
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 10.34

* Based on an €80/tonne carbon price