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 -2.33
Milk (kg) 133.00 -0.014 -1.86
Fat (kg) -2.20 -0.375 0.82
Prot (kg) 2.93 -0.441 -1.29
Fertility Sub Index -1.21
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 3.47
Gestation Length (days) -3.77 -0.919 3.47
Beef Sub Index 0.23
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -1.37

* Based on an €80/tonne carbon price