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 4.36
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -3.74 -0.375 1.40
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index 0.77
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.34 1.117 0.38
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.93
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 16.06

* Based on an €80/tonne carbon price