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 13.99
Milk (kg) -345.00 -0.014 4.83
Fat (kg) -13.11 -0.375 4.91
Prot (kg) -9.63 -0.441 4.25
Fertility Sub Index 5.48
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 1.09 1.117 1.22
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.44
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -2.97 -0.432 1.28
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 27.43

* Based on an €80/tonne carbon price