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 11.00
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -10.53 -0.375 3.94
Prot (kg) -7.64 -0.441 3.37
Fertility Sub Index 0.34
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 2.38
Gestation Length (days) -2.59 -0.919 2.38
Beef Sub Index 2.74
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 20.60

* Based on an €80/tonne carbon price