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 2.05
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -1.36 -0.375 0.51
Prot (kg) -2.35 -0.441 1.04
Fertility Sub Index 6.76
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.70 1.117 1.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.24
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 17.80

* Based on an €80/tonne carbon price