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 -0.84
Milk (kg) -100.00 -0.014 1.40
Fat (kg) 4.62 -0.375 -1.73
Prot (kg) 1.15 -0.441 -0.51
Fertility Sub Index -3.40
Calving Interval (days) 3.31 -1.459 -4.83
Survival (%) 1.28 1.117 1.43
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index -0.59
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -5.47

* Based on an €80/tonne carbon price