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 1.62
Milk (kg) -69.00 -0.014 0.97
Fat (kg) -0.23 -0.375 0.09
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 4.21
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 3.25
Gestation Length (days) -3.54 -0.919 3.25
Beef Sub Index 1.83
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 11.04

* Based on an €80/tonne carbon price