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 41.60
Milk (kg) -1028.00 -0.014 14.39
Fat (kg) -34.10 -0.375 12.77
Prot (kg) -32.71 -0.441 14.44
Fertility Sub Index 1.14
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.81 1.117 0.90
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.59
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 8.45 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 45.09

* Based on an €80/tonne carbon price