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 14.74
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -12.44 -0.375 4.66
Prot (kg) -13.19 -0.441 5.82
Fertility Sub Index 5.76
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 1.46 1.117 1.63
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.66
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -2.97 -0.432 1.28
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 36.29

* Based on an €80/tonne carbon price