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 1.40
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) -0.37 -0.375 0.14
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index -5.16
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -0.95 1.117 -1.06
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index -0.30
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 0.52

* Based on an €80/tonne carbon price