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 0.20
Milk (kg) -40.00 -0.014 0.56
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -0.11 -0.441 0.05
Fertility Sub Index 3.62
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 0.94 1.117 1.05
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.05
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 12.85

* Based on an €80/tonne carbon price