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 0.05
Milk (kg) -88.00 -0.014 1.23
Fat (kg) 0.25 -0.375 -0.09
Prot (kg) 2.47 -0.441 -1.09
Fertility Sub Index 6.98
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 1.18 1.117 1.32
Calving Sub Index 3.82
Gestation Length (days) -4.16 -0.919 3.82
Beef Sub Index 2.30
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 6.03 -0.432 -2.60
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 11.32

* Based on an €80/tonne carbon price