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 10.07
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -10.45 -0.375 3.91
Prot (kg) -7.38 -0.441 3.26
Fertility Sub Index 0.62
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -3.28 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 17.58

* Based on an €80/tonne carbon price