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 6.48
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index 8.33
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.31
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 19.35

* Based on an €80/tonne carbon price