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 1.64
Milk (kg) -281.00 -0.014 3.93
Fat (kg) 8.81 -0.375 -3.30
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index 3.22
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 3.29 1.117 3.68
Calving Sub Index 2.50
Gestation Length (days) -2.72 -0.919 2.50
Beef Sub Index 10.14
Carcass Weight (kg) -23.80 -0.528 12.55
Age of Slaughter (days) 5.60 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 20.36
Live WT (kg) -66.40 -0.307 20.36
Total Carbon Sub Index 37.85

* Based on an €80/tonne carbon price