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 0.35
Milk (kg) -70.00 -0.014 0.98
Fat (kg) 0.71 -0.375 -0.27
Prot (kg) 0.83 -0.441 -0.37
Fertility Sub Index -5.08
Calving Interval (days) 3.02 -1.459 -4.41
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.45
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index -0.70

* Based on an €80/tonne carbon price