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 5.97
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index 2.82
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 2.16 1.117 2.41
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -3.95
Carcass Weight (kg) 7.30 -0.528 -3.85
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 4.95

* Based on an €80/tonne carbon price