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 -1.06
Milk (kg) 144.00 -0.014 -2.02
Fat (kg) -3.42 -0.375 1.28
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index -0.62
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index -2.40
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index -4.77

* Based on an €80/tonne carbon price