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 12.92
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -13.09 -0.375 4.90
Prot (kg) -11.10 -0.441 4.90
Fertility Sub Index -1.34
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.16
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 22.19

* Based on an €80/tonne carbon price