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 10.73
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -10.69 -0.441 4.72
Fertility Sub Index 0.21
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.36 1.117 0.40
Calving Sub Index 3.19
Gestation Length (days) -3.47 -0.919 3.19
Beef Sub Index -2.91
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 4.41 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 11.51

* Based on an €80/tonne carbon price