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 13.76
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -11.39 -0.375 4.27
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 1.05
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.21 1.117 0.23
Calving Sub Index 1.83
Gestation Length (days) -1.99 -0.919 1.83
Beef Sub Index 2.49
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -3.82 -0.432 1.65
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 24.26

* Based on an €80/tonne carbon price