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 2.35
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -1.43 -0.375 0.54
Prot (kg) -0.72 -0.441 0.32
Fertility Sub Index -2.10
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.10
Gestation Length (days) 0.11 -0.919 -0.10
Beef Sub Index 5.11
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 11.24

* Based on an €80/tonne carbon price