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 -0.63
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.85 -0.375 -0.32
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index 0.91
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.33 1.117 0.37
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.73
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.41 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 12.95

* Based on an €80/tonne carbon price