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 5.71
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index 3.83
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 1.46 1.117 1.63
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.10
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 10.27
Live WT (kg) -33.50 -0.307 10.27
Total Carbon Sub Index 21.55

* Based on an €80/tonne carbon price