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 8.84
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -9.30 -0.375 3.48
Prot (kg) -6.04 -0.441 2.67
Fertility Sub Index 0.58
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -3.54
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 5.44

* Based on an €80/tonne carbon price