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 5.52
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -5.59 -0.375 2.09
Prot (kg) -4.81 -0.441 2.12
Fertility Sub Index 6.83
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 2.03 1.117 2.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.58
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 21.81

* Based on an €80/tonne carbon price