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) 0.32 -0.375 -0.12
Prot (kg) -2.21 -0.441 0.98
Fertility Sub Index 5.91
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.72 1.117 0.80
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.35
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -3.01 -0.432 1.30
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price