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 2.91
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 0.04 -0.375 -0.01
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index -2.96
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -1.42
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index -1.08

* Based on an €80/tonne carbon price