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 2.62
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -2.39 -0.375 0.90
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index 2.44
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 1.06 1.117 1.18
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 0.67
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 11.18

* Based on an €80/tonne carbon price