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 4.21
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 2.81
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) 0.69 1.117 0.77
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -3.58
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 3.94

* Based on an €80/tonne carbon price