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 3.59
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.88 -0.375 1.08
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 5.39
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.49 1.117 1.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.10
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.23

* Based on an €80/tonne carbon price