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 5.00
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -6.01 -0.375 2.25
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 5.38
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 1.07 1.117 1.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.39
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 22.25

* Based on an €80/tonne carbon price