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 9.04
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -3.63 -0.375 1.36
Prot (kg) -7.92 -0.441 3.50
Fertility Sub Index 1.45
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.14
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 15.20

* Based on an €80/tonne carbon price