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 12.85
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -9.87 -0.375 3.70
Prot (kg) -11.82 -0.441 5.22
Fertility Sub Index 3.59
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 2.52
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 25.31

* Based on an €80/tonne carbon price