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 -0.50
Milk (kg) -16.00 -0.014 0.22
Fat (kg) 0.81 -0.375 -0.30
Prot (kg) 0.95 -0.441 -0.42
Fertility Sub Index -2.52
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) 0.02 1.117 0.02
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.45
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -2.45

* Based on an €80/tonne carbon price