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 -2.35
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 5.31 -0.375 -1.99
Prot (kg) 0.38 -0.441 -0.17
Fertility Sub Index -1.31
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.66
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -2.87

* Based on an €80/tonne carbon price