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 25.01
Milk (kg) -600.00 -0.014 8.40
Fat (kg) -17.59 -0.375 6.59
Prot (kg) -22.70 -0.441 10.02
Fertility Sub Index 0.77
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -2.54
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 21.54

* Based on an €80/tonne carbon price