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 4.74
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -5.86
Calving Interval (days) 3.86 -1.459 -5.63
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.73
Gestation Length (days) 0.79 -0.919 -0.73
Beef Sub Index -1.95
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 7.33 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 1.90

* Based on an €80/tonne carbon price