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 9.56
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -11.38 -0.441 5.02
Fertility Sub Index -3.83
Calving Interval (days) 2.65 -1.459 -3.87
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -0.04
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.14 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 9.71

* Based on an €80/tonne carbon price