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 8.02
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 2.41
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.54 1.117 0.60
Calving Sub Index -2.67
Gestation Length (days) 2.90 -0.919 -2.67
Beef Sub Index -5.04
Carcass Weight (kg) 10.80 -0.528 -5.70
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index -5.98
Live WT (kg) 19.50 -0.307 -5.98
Total Carbon Sub Index -3.25

* Based on an €80/tonne carbon price