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 5.76
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index -4.76
Calving Interval (days) 2.41 -1.459 -3.52
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.38
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 2.57

* Based on an €80/tonne carbon price