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 1.44
Milk (kg) -144.00 -0.014 2.02
Fat (kg) 9.81 -0.375 -3.67
Prot (kg) -7.01 -0.441 3.09
Fertility Sub Index -8.10
Calving Interval (days) 4.87 -1.459 -7.11
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index -0.68
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 5.24 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price