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 7.92
Milk (kg) -413.00 -0.014 5.78
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index 4.12
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index -1.12
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 8.15
Live WT (kg) -26.60 -0.307 8.15
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price