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 7.07
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.80 -0.375 1.80
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index 8.67
Calving Interval (days) -5.49 -1.459 8.01
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 1.06
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -1.24 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 18.92

* Based on an €80/tonne carbon price