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 15.99
Milk (kg) -374.00 -0.014 5.24
Fat (kg) -16.55 -0.375 6.20
Prot (kg) -10.33 -0.441 4.56
Fertility Sub Index 6.39
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 2.22 1.117 2.48
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.94
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 33.53

* Based on an €80/tonne carbon price