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 5.05
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.83 -0.375 2.18
Prot (kg) -3.90 -0.441 1.72
Fertility Sub Index -16.30
Calving Interval (days) 8.26 -1.459 -12.05
Survival (%) -3.80 1.117 -4.25
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index -0.60
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -12.50

* Based on an €80/tonne carbon price