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 8.33
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -10.06 -0.375 3.77
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index 0.09
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) 1.26 1.117 1.41
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index 0.65
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -0.77 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 12.56

* Based on an €80/tonne carbon price