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 5.81
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 13.72
Calving Interval (days) -6.57 -1.459 9.59
Survival (%) 3.70 1.117 4.13
Calving Sub Index -3.31
Gestation Length (days) 3.60 -0.919 -3.31
Beef Sub Index 3.02
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 23.63

* Based on an €80/tonne carbon price