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 2.20
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -1.64 -0.441 0.72
Fertility Sub Index 2.16
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 1.01 1.117 1.13
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.67
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -1.67 -0.432 0.72
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 16.71

* Based on an €80/tonne carbon price