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 12.50
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -12.22 -0.375 4.58
Prot (kg) -10.03 -0.441 4.43
Fertility Sub Index 6.73
Calving Interval (days) -4.50 -1.459 6.57
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 1.77
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 23.33

* Based on an €80/tonne carbon price