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 0.83
Milk (kg) -51.00 -0.014 0.71
Fat (kg) 1.13 -0.375 -0.42
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 8.90
Calving Interval (days) -4.75 -1.459 6.93
Survival (%) 1.76 1.117 1.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.60
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 18.02

* Based on an €80/tonne carbon price