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 2.45
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -2.13 -0.375 0.80
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 1.21
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.49
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 16.16

* Based on an €80/tonne carbon price