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 0.82
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 2.07 -0.375 -0.78
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 2.49
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.79 1.117 0.88
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 1.74
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 8.47

* Based on an €80/tonne carbon price