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 7.00
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -5.95 -0.375 2.23
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 0.89
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.41
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 8.33

* Based on an €80/tonne carbon price