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 10.51
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -13.21 -0.375 4.95
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index 8.21
Calving Interval (days) -3.54 -1.459 5.17
Survival (%) 2.73 1.117 3.05
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -1.11
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 20.32

* Based on an €80/tonne carbon price