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 1.45
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 3.33 -0.375 -1.25
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index 5.73
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.88 1.117 2.10
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index 6.77
Carcass Weight (kg) -16.00 -0.528 8.44
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 13.80
Live WT (kg) -45.00 -0.307 13.80
Total Carbon Sub Index 28.82

* Based on an €80/tonne carbon price