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 2.34
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -2.40 -0.375 0.90
Prot (kg) -0.92 -0.441 0.41
Fertility Sub Index 6.42
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) 1.95 1.117 2.18
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.68
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price