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 17.15
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -16.21 -0.375 6.07
Prot (kg) -15.50 -0.441 6.84
Fertility Sub Index 6.05
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index 2.22
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 31.06

* Based on an €80/tonne carbon price