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 15.27
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -17.83 -0.375 6.68
Prot (kg) -9.91 -0.441 4.37
Fertility Sub Index 3.82
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 0.69 1.117 0.77
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.34
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 25.68

* Based on an €80/tonne carbon price