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 2.06
Milk (kg) -135.00 -0.014 1.89
Fat (kg) 1.69 -0.375 -0.63
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index 3.24
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.16
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 12.85

* Based on an €80/tonne carbon price