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 5.64
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -4.65 -0.375 1.74
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index -2.32
Calving Interval (days) 1.63 -1.459 -2.38
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 0.76
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 7.11

* Based on an €80/tonne carbon price