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 9.22
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -9.63 -0.375 3.61
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index -1.86
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -2.07 1.117 -2.31
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -6.96
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) 6.58 -0.432 -2.84
Maintenance Sub Index Maint. Sub Index -2.33
Live WT (kg) 7.60 -0.307 -2.33
Total Carbon Sub Index -3.52

* Based on an €80/tonne carbon price