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 5.39
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -4.81 -0.375 1.80
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 3.74
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.79 1.117 0.88
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.32
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 20.42

* Based on an €80/tonne carbon price