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 9.04
Milk (kg) -279.00 -0.014 3.91
Fat (kg) -6.18 -0.375 2.31
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 0.81
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 11.67

* Based on an €80/tonne carbon price