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 3.26
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -4.47 -0.375 1.67
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 4.12
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) 1.00 1.117 1.12
Calving Sub Index -1.93
Gestation Length (days) 2.10 -0.919 -1.93
Beef Sub Index -1.51
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price