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 20.55
Milk (kg) -376.00 -0.014 5.26
Fat (kg) -20.93 -0.375 7.84
Prot (kg) -16.87 -0.441 7.45
Fertility Sub Index 0.32
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) -1.03 1.117 -1.15
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index 0.69
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 24.21

* Based on an €80/tonne carbon price