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 2.53
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 2.04 -0.375 -0.76
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index -5.08
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -1.38
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -0.77
Live WT (kg) 2.50 -0.307 -0.77
Total Carbon Sub Index -5.13

* Based on an €80/tonne carbon price