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 10.92
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -12.27 -0.375 4.60
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 0.11
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.93
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 20.37

* Based on an €80/tonne carbon price