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 1.72
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 0.21 -0.375 -0.08
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index 2.05
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) 0.78 1.117 0.87
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.93
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 5.83 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 10.41

* Based on an €80/tonne carbon price