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 4.01
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.36 -0.375 1.26
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index -1.16
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.14
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 5.24

* Based on an €80/tonne carbon price