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 8.89
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -5.07 -0.375 1.90
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index 12.06
Calving Interval (days) -6.67 -1.459 9.73
Survival (%) 2.08 1.117 2.32
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index 2.37
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 27.64

* Based on an €80/tonne carbon price