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 6.84
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -5.79 -0.375 2.17
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 6.24
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 1.34 1.117 1.50
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 2.32
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -2.94 -0.432 1.27
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 23.01

* Based on an €80/tonne carbon price