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 4.15
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -3.74 -0.375 1.40
Prot (kg) -3.22 -0.441 1.42
Fertility Sub Index -1.34
Calving Interval (days) 0.29 -1.459 -0.42
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.71
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 6.89

* Based on an €80/tonne carbon price