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 0.63
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 3.92 -0.375 -1.47
Prot (kg) -3.75 -0.441 1.66
Fertility Sub Index -1.46
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 2.49
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 4.50

* Based on an €80/tonne carbon price