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 8.25
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 6.28
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.24
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price