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 8.09
Milk (kg) -411.00 -0.014 5.75
Fat (kg) 1.11 -0.375 -0.42
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index 1.82
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.27
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 6.00 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price