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 -4.30
Milk (kg) 138.00 -0.014 -1.93
Fat (kg) -1.59 -0.375 0.60
Prot (kg) 6.71 -0.441 -2.96
Fertility Sub Index -0.24
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 0.99
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -1.90
Live WT (kg) 6.20 -0.307 -1.90
Total Carbon Sub Index -5.01

* Based on an €80/tonne carbon price