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 4.48
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -3.87 -0.375 1.45
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index -7.39
Calving Interval (days) 3.69 -1.459 -5.38
Survival (%) -1.80 1.117 -2.01
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 0.30
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -1.99

* Based on an €80/tonne carbon price