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 -4.62
Milk (kg) 105.00 -0.014 -1.47
Fat (kg) 5.11 -0.375 -1.91
Prot (kg) 2.80 -0.441 -1.24
Fertility Sub Index -1.69
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -1.07 1.117 -1.20
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 0.93
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -4.29

* Based on an €80/tonne carbon price