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 14.59
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -16.32 -0.375 6.11
Prot (kg) -12.82 -0.441 5.66
Fertility Sub Index 6.34
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.93
Gestation Length (days) 1.01 -0.919 -0.93
Beef Sub Index 2.33
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 3.28 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 25.36

* Based on an €80/tonne carbon price