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 0.70
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 0.64 -0.375 -0.24
Prot (kg) -0.54 -0.441 0.24
Fertility Sub Index 5.77
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.44 1.117 1.61
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.58
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.81 -0.432 1.21
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price