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 11.06
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -12.79 -0.375 4.79
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index -1.95
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index 1.82
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 15.70

* Based on an €80/tonne carbon price