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 15.66
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -13.25 -0.375 4.96
Prot (kg) -13.81 -0.441 6.10
Fertility Sub Index 0.77
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.05 1.117 0.06
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.61
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 6.99
Live WT (kg) -22.80 -0.307 6.99
Total Carbon Sub Index 30.87

* Based on an €80/tonne carbon price