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) -130.00 -0.014 1.82
Fat (kg) -5.28 -0.375 1.98
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index 5.76
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.75
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price