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 10.82
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -8.33 -0.375 3.12
Prot (kg) -11.57 -0.441 5.11
Fertility Sub Index 1.76
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.31 1.117 0.35
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -0.15
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 12.89

* Based on an €80/tonne carbon price