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 9.01
Milk (kg) -233.00 -0.014 3.26
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index 7.33
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 1.15 1.117 1.28
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.70
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 23.39

* Based on an €80/tonne carbon price