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 13.39
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -14.92 -0.375 5.59
Prot (kg) -12.23 -0.441 5.40
Fertility Sub Index 14.75
Calving Interval (days) -8.68 -1.459 12.66
Survival (%) 1.87 1.117 2.09
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 2.48
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -0.74 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 36.49

* Based on an €80/tonne carbon price