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 9.77
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 14.53
Calving Interval (days) -8.96 -1.459 13.07
Survival (%) 1.30 1.117 1.45
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.62
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 32.95

* Based on an €80/tonne carbon price