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 9.89
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -11.92 -0.375 4.46
Prot (kg) -8.01 -0.441 3.54
Fertility Sub Index -2.13
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.05
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 16.46

* Based on an €80/tonne carbon price