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 5.38
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -6.47 -0.375 2.42
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 0.89
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) 0.48 1.117 0.54
Calving Sub Index -1.91
Gestation Length (days) 2.08 -0.919 -1.91
Beef Sub Index -3.95
Carcass Weight (kg) 6.80 -0.528 -3.59
Age of Slaughter (days) 0.83 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -2.94
Live WT (kg) 9.60 -0.307 -2.94
Total Carbon Sub Index -2.53

* Based on an €80/tonne carbon price