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 -2.72
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 6.35 -0.375 -2.38
Prot (kg) 0.24 -0.441 -0.11
Fertility Sub Index -1.40
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index -0.05
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index -4.02

* Based on an €80/tonne carbon price