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 6.88
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index 8.61
Calving Interval (days) -4.08 -1.459 5.95
Survival (%) 2.38 1.117 2.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.22
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 26.90

* Based on an €80/tonne carbon price