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 0.50
Milk (kg) -53.00 -0.014 0.74
Fat (kg) 0.87 -0.375 -0.33
Prot (kg) -0.19 -0.441 0.08
Fertility Sub Index 0.24
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -0.36
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 1.55

* Based on an €80/tonne carbon price