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 7.95
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -10.47 -0.375 3.92
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index 6.56
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.95 1.117 2.18
Calving Sub Index -1.28
Gestation Length (days) 1.39 -0.919 -1.28
Beef Sub Index -2.31
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.68 -0.432 -3.32
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 16.64

* Based on an €80/tonne carbon price