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 12.38
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -11.43 -0.375 4.28
Prot (kg) -9.78 -0.441 4.32
Fertility Sub Index -5.92
Calving Interval (days) 4.38 -1.459 -6.39
Survival (%) 0.42 1.117 0.47
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -1.94
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 5.11 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 3.94

* Based on an €80/tonne carbon price