Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.86
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -2.59 -0.375 0.97
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index -3.02
Calving Interval (days) 1.65 -1.459 -2.41
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 2.14
Gestation Length (days) -2.33 -0.919 2.14
Beef Sub Index -2.16
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 5.25 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index -2.97
Live WT (kg) 9.70 -0.307 -2.97
Total Carbon Sub Index -2.16

* Based on an €80/tonne carbon price