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 7.67
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -6.59 -0.375 2.47
Prot (kg) -6.07 -0.441 2.68
Fertility Sub Index -2.38
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -2.44 1.117 -2.73
Calving Sub Index -0.91
Gestation Length (days) 0.99 -0.919 -0.91
Beef Sub Index -2.76
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 3.82 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 3.87

* Based on an €80/tonne carbon price