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 8.12
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -7.57 -0.375 2.84
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index 6.37
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.37
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 15.79

* Based on an €80/tonne carbon price