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 0.81
Milk (kg) -49.00 -0.014 0.69
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) -0.61 -0.441 0.27
Fertility Sub Index 5.33
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.71
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 10.00

* Based on an €80/tonne carbon price