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 -10.07
Milk (kg) 340.00 -0.014 -4.76
Fat (kg) 4.49 -0.375 -1.68
Prot (kg) 8.22 -0.441 -3.63
Fertility Sub Index -8.13
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 2.35
Gestation Length (days) -2.56 -0.919 2.35
Beef Sub Index -2.85
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 6.23 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index -21.35

* Based on an €80/tonne carbon price