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 8.11
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 4.83
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 1.70 1.117 1.90
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.02
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 9.07
Live WT (kg) -29.60 -0.307 9.07
Total Carbon Sub Index 22.90

* Based on an €80/tonne carbon price