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 -2.13
Milk (kg) -22.00 -0.014 0.31
Fat (kg) 4.08 -0.375 -1.53
Prot (kg) 2.06 -0.441 -0.91
Fertility Sub Index 6.16
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.79 1.117 2.00
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 1.66
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 4.59 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 5.46
Live WT (kg) -17.80 -0.307 5.46
Total Carbon Sub Index 11.70

* Based on an €80/tonne carbon price