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 -3.15
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) 4.23 -0.375 -1.58
Prot (kg) 0.91 -0.441 -0.40
Fertility Sub Index -6.09
Calving Interval (days) 3.54 -1.459 -5.17
Survival (%) -0.83 1.117 -0.93
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.38
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -8.37

* Based on an €80/tonne carbon price