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 3.93
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index -1.86
Calving Interval (days) 2.12 -1.459 -3.09
Survival (%) 1.10 1.117 1.23
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index 0.31
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.68 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 3.71

* Based on an €80/tonne carbon price