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 -3.85
Milk (kg) 81.00 -0.014 -1.13
Fat (kg) 5.21 -0.375 -1.95
Prot (kg) 1.74 -0.441 -0.77
Fertility Sub Index -0.17
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -2.64

* Based on an €80/tonne carbon price