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 7.23
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -5.96 -0.375 2.23
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index 1.08
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) 0.82 1.117 0.92
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.73
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 16.83

* Based on an €80/tonne carbon price