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 5.55
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index 9.90
Calving Interval (days) -5.73 -1.459 8.36
Survival (%) 1.38 1.117 1.54
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index 4.67
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 28.44

* Based on an €80/tonne carbon price