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 2.16
Milk (kg) -116.00 -0.014 1.62
Fat (kg) 0.79 -0.375 -0.30
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index -0.35
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -0.66
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 4.49

* Based on an €80/tonne carbon price