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 0.36
Milk (kg) -120.00 -0.014 1.68
Fat (kg) 2.02 -0.375 -0.76
Prot (kg) 1.28 -0.441 -0.56
Fertility Sub Index 1.76
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.52
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 4.65

* Based on an €80/tonne carbon price