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 10.21
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -10.17 -0.375 3.81
Prot (kg) -7.52 -0.441 3.32
Fertility Sub Index 1.56
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -2.68
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 5.47 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 6.76

* Based on an €80/tonne carbon price