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 3.08
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -0.71 -0.375 0.27
Prot (kg) -1.88 -0.441 0.83
Fertility Sub Index 5.07
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 1.64 1.117 1.83
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.04
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 17.36

* Based on an €80/tonne carbon price