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 -3.20
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) 2.73 -0.375 -1.02
Prot (kg) 2.66 -0.441 -1.17
Fertility Sub Index -4.60
Calving Interval (days) 3.06 -1.459 -4.46
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index -0.24
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.96 -0.432 -2.14
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index -2.50

* Based on an €80/tonne carbon price