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 2.26
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -0.45 -0.441 0.20
Fertility Sub Index -0.11
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) 1.35 1.117 1.51
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -2.04
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.91 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 5.84

* Based on an €80/tonne carbon price