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 1.06
Milk (kg) -89.00 -0.014 1.25
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 1.79
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.58 1.117 0.65
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.63
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 5.46

* Based on an €80/tonne carbon price