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 -4.27
Milk (kg) 170.00 -0.014 -2.38
Fat (kg) 2.53 -0.375 -0.95
Prot (kg) 2.14 -0.441 -0.94
Fertility Sub Index -5.90
Calving Interval (days) 3.10 -1.459 -4.52
Survival (%) -1.23 1.117 -1.37
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -1.28
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 5.29 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index -3.00
Live WT (kg) 9.80 -0.307 -3.00
Total Carbon Sub Index -13.85

* Based on an €80/tonne carbon price