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 3.84
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -3.74 -0.375 1.40
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index -0.50
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 0.04 1.117 0.04
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.50
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 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 13.65

* Based on an €80/tonne carbon price