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 5.16
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -4.66 -0.441 2.06
Fertility Sub Index -3.93
Calving Interval (days) 1.87 -1.459 -2.73
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.27
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.07 -0.432 0.89
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 13.30

* Based on an €80/tonne carbon price