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 1.35
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index -7.96
Calving Interval (days) 4.33 -1.459 -6.32
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 0.54
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index -0.35

* Based on an €80/tonne carbon price