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 -1.28
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 1.59 -0.375 -0.60
Prot (kg) 0.86 -0.441 -0.38
Fertility Sub Index -5.30
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index 0.30
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -5.23

* Based on an €80/tonne carbon price