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 4.82
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -3.59 -0.375 1.34
Prot (kg) -5.44 -0.441 2.40
Fertility Sub Index 4.95
Calving Interval (days) -2.08 -1.459 3.03
Survival (%) 1.71 1.117 1.91
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -4.61
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 8.38

* Based on an €80/tonne carbon price