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 8.75
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -9.73 -0.375 3.64
Prot (kg) -8.48 -0.441 3.74
Fertility Sub Index -13.15
Calving Interval (days) 6.66 -1.459 -9.72
Survival (%) -3.07 1.117 -3.43
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index -0.62
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index -4.04

* Based on an €80/tonne carbon price