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 7.99
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -8.31 -0.375 3.11
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index 1.70
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.42
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 7.02
Live WT (kg) -22.90 -0.307 7.02
Total Carbon Sub Index 21.82

* Based on an €80/tonne carbon price