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 -5.00
Milk (kg) -39.00 -0.014 0.55
Fat (kg) 9.65 -0.375 -3.61
Prot (kg) 4.38 -0.441 -1.93
Fertility Sub Index -13.17
Calving Interval (days) 7.34 -1.459 -10.71
Survival (%) -2.20 1.117 -2.46
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index -1.39
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.56 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index -19.38

* Based on an €80/tonne carbon price