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 -6.76
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) 10.72 -0.375 -4.02
Prot (kg) 6.18 -0.441 -2.73
Fertility Sub Index 7.12
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 1.96 1.117 2.19
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.25
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 10.32

* Based on an €80/tonne carbon price