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 12.73
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -12.85 -0.375 4.81
Prot (kg) -10.77 -0.441 4.75
Fertility Sub Index -3.84
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -0.79 1.117 -0.88
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.68
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 10.54

* Based on an €80/tonne carbon price