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 0.59
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 1.58 -0.375 -0.59
Prot (kg) -0.02 -0.441 0.01
Fertility Sub Index -2.00
Calving Interval (days) 0.61 -1.459 -0.89
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index -0.18
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 0.63

* Based on an €80/tonne carbon price