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 9.78
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -4.91 -0.375 1.84
Prot (kg) -13.18 -0.441 5.82
Fertility Sub Index 0.94
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.25
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 11.96

* Based on an €80/tonne carbon price