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 4.40
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -5.16 -0.441 2.28
Fertility Sub Index 7.50
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 1.16 1.117 1.30
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 2.83
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.66 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 21.04

* Based on an €80/tonne carbon price