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 7.23
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.07 -0.375 2.27
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index 6.69
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.72 1.117 1.92
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.24
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 26.44

* Based on an €80/tonne carbon price