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 5.78
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 6.83
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.48 1.117 1.65
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.45
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 20.02

* Based on an €80/tonne carbon price