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 7.75
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -8.54 -0.375 3.20
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index 2.54
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -0.66
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) -2.26 -0.432 0.98
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index 8.57

* Based on an €80/tonne carbon price