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 7.82
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 7.96
Calving Interval (days) -4.63 -1.459 6.76
Survival (%) 1.08 1.117 1.21
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 3.63
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 26.19

* Based on an €80/tonne carbon price