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 7.02
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -6.69 -0.375 2.51
Prot (kg) -4.80 -0.441 2.12
Fertility Sub Index 6.74
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 2.05 1.117 2.29
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.71
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 22.10

* Based on an €80/tonne carbon price