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 4.93
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -4.32 -0.375 1.62
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index 2.60
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.81 1.117 0.90
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.83
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 18.88

* Based on an €80/tonne carbon price