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 -7.50
Milk (kg) 253.00 -0.014 -3.54
Fat (kg) 5.63 -0.375 -2.11
Prot (kg) 4.20 -0.441 -1.85
Fertility Sub Index -0.87
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) -1.76 1.117 -1.97
Calving Sub Index 3.21
Gestation Length (days) -3.49 -0.919 3.21
Beef Sub Index 0.25
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -7.38

* Based on an €80/tonne carbon price