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 -2.43
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 1.96 -0.375 -0.73
Prot (kg) 3.01 -0.441 -1.33
Fertility Sub Index -2.54
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) 0.35 1.117 0.39
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index 2.75
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 3.04

* Based on an €80/tonne carbon price