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 3.23
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index 5.93
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.71
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price