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 4.79
Milk (kg) -205.00 -0.014 2.87
Fat (kg) 0.01 -0.375 0.00
Prot (kg) -4.35 -0.441 1.92
Fertility Sub Index 6.20
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 1.58 1.117 1.77
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 1.63
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -3.04 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 18.74

* Based on an €80/tonne carbon price