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 2.81
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index 6.95
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.61
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 5.79 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 11.41

* Based on an €80/tonne carbon price