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 4.59
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -1.52 -0.375 0.57
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index -1.80
Calving Interval (days) 1.44 -1.459 -2.10
Survival (%) 0.27 1.117 0.30
Calving Sub Index -2.19
Gestation Length (days) 2.38 -0.919 -2.19
Beef Sub Index 2.92
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 9.12

* Based on an €80/tonne carbon price