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 9.51
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -9.59 -0.375 3.59
Prot (kg) -8.45 -0.441 3.73
Fertility Sub Index 0.45
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.65
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 17.84

* Based on an €80/tonne carbon price