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 -6.64
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 9.55 -0.375 -3.58
Prot (kg) 6.76 -0.441 -2.98
Fertility Sub Index 6.83
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.45
Gestation Length (days) -3.75 -0.919 3.45
Beef Sub Index 4.42
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 9.14
Live WT (kg) -29.80 -0.307 9.14
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price