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 12.40
Milk (kg) -442.00 -0.014 6.19
Fat (kg) -5.49 -0.375 2.06
Prot (kg) -9.41 -0.441 4.15
Fertility Sub Index 4.70
Calving Interval (days) -4.41 -1.459 6.43
Survival (%) -1.55 1.117 -1.73
Calving Sub Index -3.45
Gestation Length (days) 3.75 -0.919 -3.45
Beef Sub Index 1.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -1.73 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 17.40

* Based on an €80/tonne carbon price