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 4.83
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -5.20 -0.375 1.95
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index -2.32
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.16
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 12.70

* Based on an €80/tonne carbon price