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 -1.02
Milk (kg) -117.00 -0.014 1.64
Fat (kg) 3.00 -0.375 -1.12
Prot (kg) 3.47 -0.441 -1.53
Fertility Sub Index -1.31
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 2.74
Gestation Length (days) -2.98 -0.919 2.74
Beef Sub Index 6.22
Carcass Weight (kg) -15.10 -0.528 7.97
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.54

* Based on an €80/tonne carbon price