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 11.93
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -9.35 -0.375 3.50
Prot (kg) -9.24 -0.441 4.08
Fertility Sub Index 0.01
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -3.60
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 11.00

* Based on an €80/tonne carbon price