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 1.20
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 0.03 -0.375 -0.01
Prot (kg) -0.18 -0.441 0.08
Fertility Sub Index 5.96
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.43 1.117 1.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.14
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 16.64

* Based on an €80/tonne carbon price