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 6.05
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -4.92 -0.441 2.17
Fertility Sub Index -2.25
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.59
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.26 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 5.04

* Based on an €80/tonne carbon price