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 4.94
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -4.73 -0.375 1.77
Prot (kg) -3.00 -0.441 1.32
Fertility Sub Index 4.82
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) 1.56 1.117 1.74
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.41
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price