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 7.23
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -2.86 -0.375 1.07
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 3.23
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 1.70 1.117 1.90
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 11.16
Carcass Weight (kg) -27.50 -0.528 14.51
Age of Slaughter (days) 7.75 -0.432 -3.35
Maintenance Sub Index Maint. Sub Index 21.83
Live WT (kg) -71.20 -0.307 21.83
Total Carbon Sub Index 44.22

* Based on an €80/tonne carbon price