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 9.54
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -10.65 -0.375 3.99
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index 0.03
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) 0.17 1.117 0.19
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.48
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 18.58

* Based on an €80/tonne carbon price