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 7.33
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -9.16 -0.375 3.43
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index 7.50
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 2.01 1.117 2.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.61
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price