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 5.62
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -3.89 -0.375 1.46
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index 5.86
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 1.77 1.117 1.98
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.23
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 20.32

* Based on an €80/tonne carbon price