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 2.86
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -3.41 -0.375 1.28
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index -0.60
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.96
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.85 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price