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 6.01
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -5.35 -0.375 2.00
Prot (kg) -5.15 -0.441 2.27
Fertility Sub Index 11.20
Calving Interval (days) -5.67 -1.459 8.27
Survival (%) 2.62 1.117 2.93
Calving Sub Index 2.45
Gestation Length (days) -2.67 -0.919 2.45
Beef Sub Index 0.64
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 22.25

* Based on an €80/tonne carbon price