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 1.60
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.71 -0.375 0.64
Prot (kg) 0.96 -0.441 -0.42
Fertility Sub Index -6.25
Calving Interval (days) 3.55 -1.459 -5.18
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -0.26
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.92 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index -4.66

* Based on an €80/tonne carbon price