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 5.13
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index -3.66
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.78
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 7.67

* Based on an €80/tonne carbon price