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 10.69
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -12.06 -0.375 4.52
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 5.06
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 1.55 1.117 1.73
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index -2.01
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 6.25 -0.432 -2.70
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 17.11

* Based on an €80/tonne carbon price