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 8.95
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -8.80 -0.375 3.30
Prot (kg) -7.55 -0.441 3.33
Fertility Sub Index -0.98
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.21
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 18.64

* Based on an €80/tonne carbon price