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 5.24
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.81 -0.375 1.80
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 1.16
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -1.60
Gestation Length (days) 1.74 -0.919 -1.60
Beef Sub Index -1.01
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 5.01

* Based on an €80/tonne carbon price