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 15.60
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -15.03 -0.375 5.63
Prot (kg) -11.91 -0.441 5.26
Fertility Sub Index -5.91
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.93 1.117 -2.16
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index 1.27
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 13.50

* Based on an €80/tonne carbon price