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 -4.12
Milk (kg) -127.00 -0.014 1.78
Fat (kg) 9.22 -0.375 -3.45
Prot (kg) 5.55 -0.441 -2.45
Fertility Sub Index 3.02
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.23
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 2.66

* Based on an €80/tonne carbon price