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 3.07
Milk (kg) -170.00 -0.014 2.38
Fat (kg) 4.91 -0.375 -1.84
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 7.50
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 3.12
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price