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 0.64
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 2.65

* Based on an €80/tonne carbon price