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 -1.37
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 1.57 -0.375 -0.59
Prot (kg) -0.13 -0.441 0.06
Fertility Sub Index -5.78
Calving Interval (days) 3.31 -1.459 -4.83
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index -0.29
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -4.93

* Based on an €80/tonne carbon price