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 14.19
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -11.81 -0.375 4.42
Prot (kg) -12.55 -0.441 5.54
Fertility Sub Index 1.35
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 1.09
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 21.90

* Based on an €80/tonne carbon price