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 4.46
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 2.89 -0.375 -1.08
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 1.83
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 2.68
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 11.31

* Based on an €80/tonne carbon price