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 10.91
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -8.08 -0.441 3.57
Fertility Sub Index -2.23
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index -1.75
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 7.46

* Based on an €80/tonne carbon price