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 4.92
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.51 -0.375 1.69
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -2.68
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 2.11
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 10.83

* Based on an €80/tonne carbon price