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 5.61
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -8.95 -0.375 3.35
Prot (kg) -1.38 -0.441 0.61
Fertility Sub Index 8.32
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 2.38 1.117 2.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.34
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 24.29

* Based on an €80/tonne carbon price