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 14.30
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -13.69 -0.375 5.13
Prot (kg) -12.22 -0.441 5.39
Fertility Sub Index -1.85
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) -1.42 1.117 -1.59
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index 5.00
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -3.28 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 21.04

* Based on an €80/tonne carbon price