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 8.90
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -9.81 -0.441 4.33
Fertility Sub Index -4.71
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) -2.79 1.117 -3.12
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.76
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 8.05

* Based on an €80/tonne carbon price