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 7.88
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -1.07 -0.375 0.40
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index 8.23
Calving Interval (days) -6.08 -1.459 8.87
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -2.25
Gestation Length (days) 2.45 -0.919 -2.25
Beef Sub Index 1.08
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -0.79 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 16.87

* Based on an €80/tonne carbon price