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 5.14
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -2.19 -0.375 0.82
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 1.48
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.23
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 18.77

* Based on an €80/tonne carbon price