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 23.84
Milk (kg) -602.00 -0.014 8.43
Fat (kg) -20.03 -0.375 7.50
Prot (kg) -17.93 -0.441 7.91
Fertility Sub Index 7.01
Calving Interval (days) -4.86 -1.459 7.09
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.65
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 36.84

* Based on an €80/tonne carbon price