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 0.61
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 0.72 -0.375 -0.27
Prot (kg) -1.26 -0.441 0.56
Fertility Sub Index 0.84
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.09 1.117 0.10
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 2.77

* Based on an €80/tonne carbon price