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) -198.00 -0.014 2.77
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 4.44
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 0.54 1.117 0.60
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.44
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 16.19

* Based on an €80/tonne carbon price