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 0.61
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -0.02 -0.375 0.01
Prot (kg) -0.58 -0.441 0.26
Fertility Sub Index 0.81
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price