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 -2.17
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) 4.05 -0.375 -1.52
Prot (kg) 0.95 -0.441 -0.42
Fertility Sub Index -4.55
Calving Interval (days) 2.61 -1.459 -3.81
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.14
Gestation Length (days) -0.15 -0.919 0.14
Beef Sub Index 0.98
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index -3.42

* Based on an €80/tonne carbon price