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 1.76
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -0.98 -0.375 0.37
Prot (kg) -2.01 -0.441 0.89
Fertility Sub Index 0.10
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.30
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 2.04

* Based on an €80/tonne carbon price