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 0.90
Milk (kg) -94.00 -0.014 1.32
Fat (kg) 3.27 -0.375 -1.22
Prot (kg) -1.84 -0.441 0.81
Fertility Sub Index -1.63
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 1.21
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.26 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 1.04

* Based on an €80/tonne carbon price