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 0.70
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -1.69 -0.441 0.75
Fertility Sub Index -6.33
Calving Interval (days) 3.44 -1.459 -5.02
Survival (%) -1.17 1.117 -1.31
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -2.49

* Based on an €80/tonne carbon price