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 4.61
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 1.08
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 1.90
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 11.74

* Based on an €80/tonne carbon price