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 -10.63
Milk (kg) 44.00 -0.014 -0.62
Fat (kg) 15.41 -0.375 -5.77
Prot (kg) 9.62 -0.441 -4.25
Fertility Sub Index -8.73
Calving Interval (days) 5.66 -1.459 -8.26
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 2.56
Gestation Length (days) -2.79 -0.919 2.56
Beef Sub Index -1.13
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 6.89 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -20.07

* Based on an €80/tonne carbon price