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 0.85
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) -3.20 -0.375 1.20
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 3.24
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.65
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price