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 11.02
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -13.20 -0.441 5.83
Fertility Sub Index -11.99
Calving Interval (days) 6.11 -1.459 -8.91
Survival (%) -2.75 1.117 -3.07
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.75
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index -1.51

* Based on an €80/tonne carbon price