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 3.92
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -5.25 -0.375 1.97
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index 2.83
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.03
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.59 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 11.71

* Based on an €80/tonne carbon price