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 13.74
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -14.63 -0.375 5.48
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index 3.67
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.25
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 4.80 -0.432 -2.07
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 22.22

* Based on an €80/tonne carbon price