Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 20.17
Milk (kg) -339.00 -0.014 4.75
Fat (kg) -21.83 -0.375 8.18
Prot (kg) -16.42 -0.441 7.25
Fertility Sub Index -0.29
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 8.99
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) -7.51 -0.432 3.24
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 36.93

* Based on an €80/tonne carbon price