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 4.06
Milk (kg) -175.00 -0.014 2.45
Fat (kg) 0.21 -0.375 -0.08
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 3.93
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 1.66 1.117 1.85
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 2.20
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 11.86
Live WT (kg) -38.70 -0.307 11.86
Total Carbon Sub Index 22.86

* Based on an €80/tonne carbon price