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 10.16
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -12.24 -0.375 4.58
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index 4.96
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 1.92 1.117 2.15
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -3.10
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 5.48 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 13.95

* Based on an €80/tonne carbon price