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 18.99
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -20.72 -0.375 7.76
Prot (kg) -17.89 -0.441 7.90
Fertility Sub Index 2.49
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 1.27
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 28.46

* Based on an €80/tonne carbon price