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 5.01
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -2.06 -0.375 0.77
Prot (kg) -4.28 -0.441 1.89
Fertility Sub Index 4.46
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) 1.11 1.117 1.24
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.06
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 18.47

* Based on an €80/tonne carbon price