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 6.79
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index 1.42
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) 0.24 1.117 0.27
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.12
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 16.91

* Based on an €80/tonne carbon price