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 4.32
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 4.59
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 1.30 1.117 1.45
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.54
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 11.08

* Based on an €80/tonne carbon price