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 21.12
Milk (kg) -477.00 -0.014 6.68
Fat (kg) -15.16 -0.375 5.68
Prot (kg) -19.86 -0.441 8.77
Fertility Sub Index -2.02
Calving Interval (days) 0.95 -1.459 -1.39
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index 2.27
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 22.89

* Based on an €80/tonne carbon price