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 5.04
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -3.81 -0.375 1.43
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 0.97
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.95
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.33 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price