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 3.66
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -1.96 -0.375 0.73
Prot (kg) -3.96 -0.441 1.75
Fertility Sub Index -2.98
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) -0.76 1.117 -0.85
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 3.54
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 7.91
Live WT (kg) -25.80 -0.307 7.91
Total Carbon Sub Index 12.42

* Based on an €80/tonne carbon price