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 2.93
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 0.10
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 4.31

* Based on an €80/tonne carbon price