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 -4.92
Milk (kg) 320.00 -0.014 -4.48
Fat (kg) -0.56 -0.375 0.21
Prot (kg) 1.47 -0.441 -0.65
Fertility Sub Index -17.98
Calving Interval (days) 8.97 -1.459 -13.09
Survival (%) -4.38 1.117 -4.89
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index 0.36
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index -20.12

* Based on an €80/tonne carbon price