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 3.19
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -2.79 -0.441 1.23
Fertility Sub Index 6.35
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.83 1.117 2.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.57
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 19.79

* Based on an €80/tonne carbon price