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 4.49
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -2.47 -0.375 0.93
Prot (kg) -3.73 -0.441 1.65
Fertility Sub Index 8.23
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 2.51 1.117 2.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.32
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.62 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 24.80

* Based on an €80/tonne carbon price