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 11.13
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -10.87 -0.441 4.80
Fertility Sub Index -2.25
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index 2.76
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 13.35

* Based on an €80/tonne carbon price