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 1.84
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index -5.84
Calving Interval (days) 2.89 -1.459 -4.22
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -2.50

* Based on an €80/tonne carbon price