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 14.63
Milk (kg) -463.00 -0.014 6.48
Fat (kg) -8.26 -0.375 3.09
Prot (kg) -11.46 -0.441 5.06
Fertility Sub Index 3.49
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 0.71
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 7.65 -0.432 -3.30
Maintenance Sub Index Maint. Sub Index 8.98
Live WT (kg) -29.30 -0.307 8.98
Total Carbon Sub Index 29.11

* Based on an €80/tonne carbon price