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 2.09
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -2.05 -0.441 0.90
Fertility Sub Index -0.41
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) 0.61 1.117 0.68
Calving Sub Index -1.90
Gestation Length (days) 2.07 -0.919 -1.90
Beef Sub Index -1.94
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -0.32

* Based on an €80/tonne carbon price