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 1.65
Milk (kg) -86.00 -0.014 1.20
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) -1.06 -0.441 0.47
Fertility Sub Index 7.87
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 2.20 1.117 2.46
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.65
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 18.24

* Based on an €80/tonne carbon price