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 11.67
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -9.79 -0.375 3.67
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 1.47
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.15
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 19.65

* Based on an €80/tonne carbon price