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 12.77
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -11.38 -0.441 5.02
Fertility Sub Index 6.43
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 0.13 1.117 0.15
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index 3.85
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 30.33

* Based on an €80/tonne carbon price