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 4.20
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 10.82
Calving Interval (days) -5.38 -1.459 7.85
Survival (%) 2.66 1.117 2.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.03
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 25.01

* Based on an €80/tonne carbon price