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 8.58
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -10.52 -0.375 3.94
Prot (kg) -10.49 -0.441 4.63
Fertility Sub Index -10.08
Calving Interval (days) 4.69 -1.459 -6.84
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -1.03
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -1.47

* Based on an €80/tonne carbon price