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 13.65
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -13.82 -0.375 5.18
Prot (kg) -11.12 -0.441 4.91
Fertility Sub Index 8.93
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) 2.01 1.117 2.25
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index -1.63
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 21.36

* Based on an €80/tonne carbon price