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 7.62
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -5.30 -0.375 1.99
Prot (kg) -7.66 -0.441 3.38
Fertility Sub Index -2.84
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.57
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 4.24

* Based on an €80/tonne carbon price