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 2.25
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 0.93 -0.375 -0.35
Prot (kg) -5.25 -0.441 2.32
Fertility Sub Index -10.95
Calving Interval (days) 5.85 -1.459 -8.54
Survival (%) -2.16 1.117 -2.41
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.45
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -11.21

* Based on an €80/tonne carbon price