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 1.40
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 3.16 -0.375 -1.18
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 5.97
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) 1.60 1.117 1.79
Calving Sub Index 2.22
Gestation Length (days) -2.41 -0.919 2.22
Beef Sub Index 2.71
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 18.85

* Based on an €80/tonne carbon price