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 12.05
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index 9.33
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 2.46 1.117 2.75
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index 4.70
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -5.52 -0.432 2.38
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 29.37

* Based on an €80/tonne carbon price