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 8.77
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -12.78 -0.375 4.79
Prot (kg) -5.75 -0.441 2.54
Fertility Sub Index -4.50
Calving Interval (days) 3.24 -1.459 -4.73
Survival (%) 0.20 1.117 0.22
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -4.45
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -2.79

* Based on an €80/tonne carbon price