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 -4.64
Milk (kg) 160.00 -0.014 -2.24
Fat (kg) 4.63 -0.375 -1.73
Prot (kg) 1.51 -0.441 -0.67
Fertility Sub Index -5.19
Calving Interval (days) 2.30 -1.459 -3.36
Survival (%) -1.64 1.117 -1.83
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.60
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -9.63

* Based on an €80/tonne carbon price