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 -4.55
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 9.68 -0.375 -3.63
Prot (kg) 1.91 -0.441 -0.84
Fertility Sub Index 5.54
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 2.75 1.117 3.07
Calving Sub Index 3.07
Gestation Length (days) -3.34 -0.919 3.07
Beef Sub Index -1.18
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 8.85 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 5.63

* Based on an €80/tonne carbon price