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 3.86
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -4.73 -0.375 1.77
Prot (kg) -1.63 -0.441 0.72
Fertility Sub Index -3.04
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.44
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 2.04

* Based on an €80/tonne carbon price