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 2.17
Milk (kg) -122.00 -0.014 1.71
Fat (kg) 0.95 -0.375 -0.36
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 3.59
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.42 1.117 1.59
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 1.03
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 9.96
Live WT (kg) -32.50 -0.307 9.96
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price