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 5.81
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index -10.75
Calving Interval (days) 5.34 -1.459 -7.79
Survival (%) -2.65 1.117 -2.96
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.24
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -0.20

* Based on an €80/tonne carbon price