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 -6.06
Milk (kg) -76.00 -0.014 1.06
Fat (kg) 11.56 -0.375 -4.33
Prot (kg) 6.34 -0.441 -2.80
Fertility Sub Index 5.04
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 1.57 1.117 1.75
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index 2.04
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 7.50

* Based on an €80/tonne carbon price