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 12.32
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -13.05 -0.375 4.89
Prot (kg) -12.44 -0.441 5.49
Fertility Sub Index 4.25
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.71
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 20.41

* Based on an €80/tonne carbon price