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 1.63
Milk (kg) -94.00 -0.014 1.32
Fat (kg) 2.14 -0.375 -0.80
Prot (kg) -2.53 -0.441 1.12
Fertility Sub Index 2.92
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.32
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 8.35

* Based on an €80/tonne carbon price