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 -5.13
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 9.79 -0.375 -3.67
Prot (kg) 3.44 -0.441 -1.52
Fertility Sub Index 7.02
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 2.05 1.117 2.29
Calving Sub Index 3.75
Gestation Length (days) -4.08 -0.919 3.75
Beef Sub Index 0.25
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 6.82

* Based on an €80/tonne carbon price