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 15.88
Milk (kg) -464.00 -0.014 6.50
Fat (kg) -9.77 -0.375 3.66
Prot (kg) -12.96 -0.441 5.72
Fertility Sub Index 11.76
Calving Interval (days) -5.58 -1.459 8.14
Survival (%) 3.24 1.117 3.62
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.02
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 34.30

* Based on an €80/tonne carbon price