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 17.81
Milk (kg) -391.00 -0.014 5.47
Fat (kg) -16.79 -0.375 6.29
Prot (kg) -13.71 -0.441 6.05
Fertility Sub Index 4.66
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) -1.43 1.117 -1.60
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.25
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 24.44

* Based on an €80/tonne carbon price