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 -12.40
Milk (kg) 260.00 -0.014 -3.64
Fat (kg) 15.41 -0.375 -5.77
Prot (kg) 6.77 -0.441 -2.99
Fertility Sub Index -2.63
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 2.02
Gestation Length (days) -2.20 -0.919 2.02
Beef Sub Index -3.35
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -6.19
Live WT (kg) 20.20 -0.307 -6.19
Total Carbon Sub Index -22.56

* Based on an €80/tonne carbon price