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 0.32
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -2.00 -0.375 0.75
Prot (kg) 0.59 -0.441 -0.26
Fertility Sub Index -5.81
Calving Interval (days) 3.78 -1.459 -5.52
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 1.92
Gestation Length (days) -2.09 -0.919 1.92
Beef Sub Index 1.75
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 1.29

* Based on an €80/tonne carbon price