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 1.26
Milk (kg) -11.00 -0.014 0.15
Fat (kg) -0.87 -0.375 0.33
Prot (kg) -1.77 -0.441 0.78
Fertility Sub Index 5.50
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 0.91 1.117 1.02
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 2.34
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -0.16 -0.432 0.07
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 13.00

* Based on an €80/tonne carbon price