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 0.20
Milk (kg) -28.00 -0.014 0.39
Fat (kg) 1.04 -0.375 -0.39
Prot (kg) -0.45 -0.441 0.20
Fertility Sub Index 3.72
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 3.67
Carcass Weight (kg) -13.80 -0.528 7.28
Age of Slaughter (days) 8.37 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 13.37
Live WT (kg) -43.60 -0.307 13.37
Total Carbon Sub Index 21.72

* Based on an €80/tonne carbon price