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 7.78
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -7.92 -0.375 2.97
Prot (kg) -7.42 -0.441 3.27
Fertility Sub Index -5.88
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -1.65 1.117 -1.84
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.25
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 3.70

* Based on an €80/tonne carbon price