Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -0.92
Milk (kg) 1.00 -0.014 -0.01
Fat (kg) -0.88 -0.375 0.33
Prot (kg) 2.80 -0.441 -1.24
Fertility Sub Index -1.56
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) 1.12 1.117 1.25
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index -0.49
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index -0.77

* Based on an €80/tonne carbon price