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 7.40
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.41 -0.375 2.40
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 5.04
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.25 1.117 1.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.31
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 25.18

* Based on an €80/tonne carbon price