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 2.83
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -0.11 -0.441 0.05
Fertility Sub Index 13.64
Calving Interval (days) -7.57 -1.459 11.04
Survival (%) 2.32 1.117 2.59
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.98
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 6.55 -0.432 -2.83
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 20.55

* Based on an €80/tonne carbon price