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 14.14
Milk (kg) -482.00 -0.014 6.75
Fat (kg) -6.67 -0.375 2.50
Prot (kg) -11.08 -0.441 4.89
Fertility Sub Index 6.70
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.22
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 24.90

* Based on an €80/tonne carbon price