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 3.67
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -2.80 -0.375 1.05
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index 1.77
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 0.81 1.117 0.90
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.38
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 16.42

* Based on an €80/tonne carbon price