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 3.43
Milk (kg) -160.00 -0.014 2.24
Fat (kg) 0.39 -0.375 -0.15
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index 6.73
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.75 1.117 1.96
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.75
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price