Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 11.45
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -10.02 -0.375 3.75
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index -0.50
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) 0.31 1.117 0.35
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.20
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index 9.73

* Based on an €80/tonne carbon price