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) -328.00 -0.014 4.59
Fat (kg) -12.21 -0.375 4.57
Prot (kg) -8.35 -0.441 3.69
Fertility Sub Index -1.88
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.60
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 23.03

* Based on an €80/tonne carbon price