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 9.55
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -7.93 -0.375 2.97
Prot (kg) -8.51 -0.441 3.76
Fertility Sub Index 5.11
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.71
Gestation Length (days) -1.86 -0.919 1.71
Beef Sub Index 1.96
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 20.11

* Based on an €80/tonne carbon price