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 4.82
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -4.44 -0.375 1.66
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index -3.38
Calving Interval (days) 1.59 -1.459 -2.32
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.08
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 2.54

* Based on an €80/tonne carbon price