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 6.31
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -4.00 -0.375 1.50
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index -8.93
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -2.23 1.117 -2.49
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 0.97
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 5.93 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -0.83

* Based on an €80/tonne carbon price