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 8.86
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -10.66 -0.375 3.99
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index 6.02
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 1.63 1.117 1.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.43
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 25.67

* Based on an €80/tonne carbon price