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 9.60
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -9.96 -0.375 3.73
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index 1.32
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.89 1.117 0.99
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.67
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 20.07

* Based on an €80/tonne carbon price