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 5.89
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index -11.69
Calving Interval (days) 4.91 -1.459 -7.16
Survival (%) -4.05 1.117 -4.52
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -0.24
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -5.23

* Based on an €80/tonne carbon price