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 -14.93
Milk (kg) 343.00 -0.014 -4.80
Fat (kg) 12.95 -0.375 -4.85
Prot (kg) 11.96 -0.441 -5.28
Fertility Sub Index -2.15
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 2.90
Gestation Length (days) -3.15 -0.919 2.90
Beef Sub Index -2.02
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 6.89 -0.432 -2.97
Maintenance Sub Index Maint. Sub Index -4.54
Live WT (kg) 14.80 -0.307 -4.54
Total Carbon Sub Index -20.75

* Based on an €80/tonne carbon price