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 3.08
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -1.96 -0.375 0.73
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index -3.78
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 0.68

* Based on an €80/tonne carbon price