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 1.90
Milk (kg) -161.00 -0.014 2.25
Fat (kg) 1.85 -0.375 -0.69
Prot (kg) -0.77 -0.441 0.34
Fertility Sub Index 7.91
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 2.42 1.117 2.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.99
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 20.62

* Based on an €80/tonne carbon price