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 8.88
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -4.48 -0.375 1.68
Prot (kg) -7.66 -0.441 3.38
Fertility Sub Index 8.05
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 1.26 1.117 1.41
Calving Sub Index 1.64
Gestation Length (days) -1.78 -0.919 1.64
Beef Sub Index 0.60
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 5.32 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price