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 5.04
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -4.95 -0.441 2.18
Fertility Sub Index 1.42
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.06
Gestation Length (days) 0.07 -0.919 -0.06
Beef Sub Index 0.33
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 7.74

* Based on an €80/tonne carbon price