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 2.90
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -1.83 -0.441 0.81
Fertility Sub Index -0.08
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) 0.35 1.117 0.39
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.76
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.03 -0.432 -2.60
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price