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 7.11
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.42 -0.375 0.53
Prot (kg) -11.03 -0.441 4.87
Fertility Sub Index -1.02
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) -0.59 1.117 -0.66
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.87
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 7.80

* Based on an €80/tonne carbon price