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 2.21
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.15 -0.375 0.81
Prot (kg) -0.68 -0.441 0.30
Fertility Sub Index -6.50
Calving Interval (days) 3.38 -1.459 -4.93
Survival (%) -1.40 1.117 -1.56
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.70
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -2.18

* Based on an €80/tonne carbon price