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 12.81
Milk (kg) -284.00 -0.014 3.98
Fat (kg) -12.23 -0.375 4.58
Prot (kg) -9.63 -0.441 4.25
Fertility Sub Index 3.76
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.63 1.117 1.82
Calving Sub Index -1.13
Gestation Length (days) 1.23 -0.919 -1.13
Beef Sub Index -2.42
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 14.50

* Based on an €80/tonne carbon price