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 9.69
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -9.85 -0.375 3.69
Prot (kg) -7.58 -0.441 3.35
Fertility Sub Index 1.82
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.11
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price