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 8.23
Milk (kg) -419.00 -0.014 5.87
Fat (kg) 1.25 -0.375 -0.47
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 4.27
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.56 1.117 1.74
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.01
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price