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 4.76
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -5.97 -0.375 2.24
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index 3.87
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 5.07
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) -2.21 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price