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 -0.62
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 1.30 -0.375 -0.49
Prot (kg) 1.10 -0.441 -0.49
Fertility Sub Index 0.89
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.68
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 1.35

* Based on an €80/tonne carbon price