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 5.19
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index 7.11
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 1.66 1.117 1.85
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.14
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 22.40

* Based on an €80/tonne carbon price