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 2.36
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -3.93 -0.375 1.47
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 4.15
Calving Interval (days) -2.14 -1.459 3.12
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index 2.36
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -5.09 -0.432 2.20
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 12.10

* Based on an €80/tonne carbon price