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 -7.56
Milk (kg) 67.00 -0.014 -0.94
Fat (kg) 11.47 -0.375 -4.30
Prot (kg) 5.28 -0.441 -2.33
Fertility Sub Index -2.71
Calving Interval (days) 2.71 -1.459 -3.95
Survival (%) 1.11 1.117 1.24
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index 0.77
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index -4.21

* Based on an €80/tonne carbon price