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 -3.92
Milk (kg) 94.00 -0.014 -1.32
Fat (kg) 4.02 -0.375 -1.51
Prot (kg) 2.49 -0.441 -1.10
Fertility Sub Index -6.83
Calving Interval (days) 3.64 -1.459 -5.31
Survival (%) -1.36 1.117 -1.52
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.80
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -8.04

* Based on an €80/tonne carbon price