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 10.03
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -8.89 -0.375 3.33
Prot (kg) -10.43 -0.441 4.60
Fertility Sub Index 1.46
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.87
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price