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 0.83
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -0.68 -0.375 0.25
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 3.82
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 0.86 1.117 0.96
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.77
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price