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 12.23
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -14.62 -0.375 5.48
Prot (kg) -8.63 -0.441 3.81
Fertility Sub Index -5.15
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.91 1.117 -2.13
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -3.45
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 2.73

* Based on an €80/tonne carbon price