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 2.01
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -1.36 -0.441 0.60
Fertility Sub Index 0.71
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 1.65
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price