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 5.50
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -1.92 -0.375 0.72
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index -2.33
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -0.75 1.117 -0.84
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.93
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 6.57

* Based on an €80/tonne carbon price