The month animal is not a second horoscope
The month animal belongs to the Month Pillar. It is tied to work climate, responsibility and seasonal strength rather than the public identity usually attached to the year animal.
Why it can feel more accurate for work
Many people recognize their Month Pillar in career patterns because it describes how they handle structure, pressure and growth environment.
Read it with season
Because the Month Pillar follows solar terms, its meaning is inseparable from seasonal strength. This is why calendar-month shortcuts can mislead.