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 3.42
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -1.33 -0.375 0.50
Prot (kg) -3.12 -0.441 1.38
Fertility Sub Index 1.89
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.48 1.117 0.54
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.80
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.00 -0.432 0.43
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 16.75

* Based on an €80/tonne carbon price