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 1.31
Milk (kg) -87.00 -0.014 1.22
Fat (kg) 1.08 -0.375 -0.40
Prot (kg) -1.12 -0.441 0.49
Fertility Sub Index 6.77
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.54 1.117 1.72
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.07
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price