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 7.54
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -5.28 -0.375 1.98
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 5.95
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 1.46 1.117 1.63
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.41
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 23.24

* Based on an €80/tonne carbon price