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 8.37
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -8.32 -0.375 3.12
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index 5.00
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.49
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.57 -0.432 1.54
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 20.64

* Based on an €80/tonne carbon price