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 6.97
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 7.81
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 1.00
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 19.69

* Based on an €80/tonne carbon price