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 8.10
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -10.29 -0.375 3.85
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 0.73
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.31
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price