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 3.64
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -0.95 -0.375 0.36
Prot (kg) -3.44 -0.441 1.52
Fertility Sub Index 5.37
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 0.39 1.117 0.44
Calving Sub Index 1.95
Gestation Length (days) -2.12 -0.919 1.95
Beef Sub Index 2.80
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 17.84

* Based on an €80/tonne carbon price