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 -1.98
Milk (kg) 29.00 -0.014 -0.41
Fat (kg) 4.23 -0.375 -1.58
Prot (kg) -0.02 -0.441 0.01
Fertility Sub Index 0.33
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 2.02
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 6.42

* Based on an €80/tonne carbon price