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 4.83
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -5.59 -0.375 2.09
Prot (kg) -2.42 -0.441 1.07
Fertility Sub Index 1.61
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.05
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 8.70

* Based on an €80/tonne carbon price