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 10.09
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -11.34 -0.375 4.25
Prot (kg) -8.26 -0.441 3.65
Fertility Sub Index 6.84
Calving Interval (days) -3.96 -1.459 5.78
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -0.35
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 19.45

* Based on an €80/tonne carbon price