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 12.98
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -10.23 -0.375 3.83
Prot (kg) -13.02 -0.441 5.75
Fertility Sub Index -2.54
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -0.35
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 9.07

* Based on an €80/tonne carbon price