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 3.63
Milk (kg) -254.00 -0.014 3.56
Fat (kg) 4.03 -0.375 -1.51
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index 5.71
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.90 1.117 2.12
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 2.53
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 13.12
Live WT (kg) -42.80 -0.307 13.12
Total Carbon Sub Index 25.30

* Based on an €80/tonne carbon price