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 -10.13
Milk (kg) 123.00 -0.014 -1.72
Fat (kg) 10.34 -0.375 -3.87
Prot (kg) 10.27 -0.441 -4.53
Fertility Sub Index 4.85
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index 0.40
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index -3.59

* Based on an €80/tonne carbon price