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 16.36
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -19.55 -0.375 7.32
Prot (kg) -12.81 -0.441 5.65
Fertility Sub Index -1.75
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -1.15 1.117 -1.28
Calving Sub Index -1.42
Gestation Length (days) 1.54 -0.919 -1.42
Beef Sub Index 0.23
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 17.38

* Based on an €80/tonne carbon price