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 9.54
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -10.68 -0.441 4.71
Fertility Sub Index -3.21
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.75
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 11.46

* Based on an €80/tonne carbon price