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 9.65
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -11.52 -0.441 5.08
Fertility Sub Index 0.42
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 1.49
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 12.33

* Based on an €80/tonne carbon price