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 9.92
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -9.81 -0.441 4.33
Fertility Sub Index 6.01
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.90
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 20.35

* Based on an €80/tonne carbon price