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 19.16
Milk (kg) -791.00 -0.014 11.07
Fat (kg) -1.25 -0.375 0.47
Prot (kg) -17.27 -0.441 7.62
Fertility Sub Index 3.24
Calving Interval (days) -0.91 -1.459 1.33
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 2.85
Carcass Weight (kg) -12.60 -0.528 6.65
Age of Slaughter (days) 8.79 -0.432 -3.79
Maintenance Sub Index Maint. Sub Index 12.75
Live WT (kg) -41.60 -0.307 12.75
Total Carbon Sub Index 38.43

* Based on an €80/tonne carbon price