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 0.51
Milk (kg) 27.00 -0.014 -0.38
Fat (kg) -2.76 -0.375 1.03
Prot (kg) 0.34 -0.441 -0.15
Fertility Sub Index -5.34
Calving Interval (days) 2.77 -1.459 -4.04
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.47
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -3.74

* Based on an €80/tonne carbon price