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 5.61
Milk (kg) -132.00 -0.014 1.85
Fat (kg) 0.55 -0.375 -0.21
Prot (kg) -8.98 -0.441 3.96
Fertility Sub Index -0.89
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.83
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 3.54

* Based on an €80/tonne carbon price