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 0.85
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -3.59 -0.375 1.34
Prot (kg) 1.82 -0.441 -0.80
Fertility Sub Index 5.95
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 1.97 1.117 2.20
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 11.27

* Based on an €80/tonne carbon price