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 8.18
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 7.35
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 2.01 1.117 2.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.46
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 24.55

* Based on an €80/tonne carbon price