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 2.20
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -2.83 -0.441 1.25
Fertility Sub Index 4.78
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -0.15
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 7.95

* Based on an €80/tonne carbon price