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 11.96
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -9.01 -0.375 3.37
Prot (kg) -9.33 -0.441 4.12
Fertility Sub Index 1.85
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 1.28 1.117 1.43
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.28
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 22.75

* Based on an €80/tonne carbon price