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 26.32
Milk (kg) -854.00 -0.014 11.96
Fat (kg) -11.85 -0.375 4.44
Prot (kg) -22.49 -0.441 9.93
Fertility Sub Index -1.31
Calving Interval (days) 1.24 -1.459 -1.81
Survival (%) 0.45 1.117 0.50
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.70
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 31.08

* Based on an €80/tonne carbon price