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 7.85
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -7.05 -0.375 2.64
Prot (kg) -6.37 -0.441 2.81
Fertility Sub Index -3.30
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.89
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 4.76

* Based on an €80/tonne carbon price