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 13.08
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index 5.84
Calving Interval (days) -4.35 -1.459 6.35
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 3.59
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index -3.56
Live WT (kg) 11.60 -0.307 -3.56
Total Carbon Sub Index 19.94

* Based on an €80/tonne carbon price