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 -2.21
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 4.39 -0.375 -1.64
Prot (kg) 1.64 -0.441 -0.72
Fertility Sub Index 2.75
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.80 1.117 0.89
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index 0.47
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 5.39 -0.432 -2.33
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 8.25

* Based on an €80/tonne carbon price