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 -10.05
Milk (kg) 253.00 -0.014 -3.54
Fat (kg) 7.78 -0.375 -2.91
Prot (kg) 8.14 -0.441 -3.59
Fertility Sub Index -4.49
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 1.54
Gestation Length (days) -1.68 -0.919 1.54
Beef Sub Index 0.20
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -10.41

* Based on an €80/tonne carbon price