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 1.90
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -0.34 -0.375 0.13
Prot (kg) -0.04 -0.441 0.02
Fertility Sub Index 4.40
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 2.06 1.117 2.30
Calving Sub Index 4.00
Gestation Length (days) -4.35 -0.919 4.00
Beef Sub Index 1.55
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 12.74

* Based on an €80/tonne carbon price