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 3.93
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index -1.86
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 2.41

* Based on an €80/tonne carbon price