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 37.76
Milk (kg) -684.00 -0.014 9.58
Fat (kg) -42.26 -0.375 15.83
Prot (kg) -28.00 -0.441 12.36
Fertility Sub Index 1.38
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.40 1.117 0.45
Calving Sub Index -1.87
Gestation Length (days) 2.03 -0.919 -1.87
Beef Sub Index -3.30
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 6.66 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 38.65

* Based on an €80/tonne carbon price