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 36.41
Milk (kg) -983.00 -0.014 13.76
Fat (kg) -26.85 -0.375 10.06
Prot (kg) -28.52 -0.441 12.59
Fertility Sub Index 5.35
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 1.60 1.117 1.79
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -1.87
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.52 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 43.68

* Based on an €80/tonne carbon price