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 -3.78
Milk (kg) 131.00 -0.014 -1.83
Fat (kg) 6.24 -0.375 -2.34
Prot (kg) -0.89 -0.441 0.39
Fertility Sub Index -2.75
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.61
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -4.85

* Based on an €80/tonne carbon price