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 11.62
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -4.83 -0.375 1.81
Prot (kg) -11.01 -0.441 4.86
Fertility Sub Index 7.36
Calving Interval (days) -4.77 -1.459 6.96
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 2.13
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 25.87

* Based on an €80/tonne carbon price